Sunbeam STC580 User's Manual
Contents
1. 17 Safety Instructions IMPORTANT SAFETY INSTRUCTIONS To reduce the risk of fire electric shock and or injury always follow these basic safety precautions when using your cordless telephone equipment 1 Read and understand all instructions 2 Follow all warnings and instructions marked on the telephone 3 Do not use this telephone near a bathtub wash bowl kitchen sink or laundry tub ina wet basement near a swimming pool or anywhere else where there is water 4 Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak Use only the power cord and BATTERY PACK indicated in the Owner s Manual Do not dispose of the BATTERY PACK in afire The BATTERY PACK may explode Check with local codes for possible special disposal instructions 7 Operate this telephone using the electrical voltage as stated on the BASE UNIT or in the Owner s Manual If you are not sure of the voltage in your home consult your dealer or local power company 8 Unplug this telephone from the wall outlet before cleaning or replacing the BATTERY PACK Do not use liquid cleaners or aerosol cleaners on the2. SYLVANIA OWNER S MANUAL 5 8 GHZ Cordless Telephone PLEASE READ BEFORE OPERATING THIS EQUIPMENT Model STC580 Safely IBSHUGCU0nS u sisi AI n EEE alin 2 Handset Controls u LL L S 4 Base Unit Controls L aaa a 6 Getting Stated nce aaah 7 Cordless Telephone Operation u 9 Preparing 5 u 9 Placing Calls icc au 9 Receiving Calls with the HANDSET on the BASE 10 Receiving Calls with the HANDSET off the BASE 10 Storing u en Ahead ATA 10 Recalling Stored Numbers from Memory a 11 Redial F eal re u N 11 Mixed Mode Temporary Tone 11 12 Using the Headset Feature u u uu uuu u 12 Security Geis nu Da pa quna dant aed 13 Recharging the BATTERY PACK u 14 Changing the BATTERY PACK u 14 Problem Solving Section Technical Inforrmalioniu U
3. FCC NOTICE The FCC requires that you be advised of certain requirements involving the use of this telephone 1 2 This telephone is hearing aid compatible This equipment complies with Part 68 of the FCC Rules A label on the BASE UNIT of this equipment contains among other information the ACTA Product Number and the Ringer Equivalence Number REN for this equipment You must upon request provide this information to your telephone company The REN is also useful in determining the quantity of devices that you may connect to your telephone line and still allow these devices to ring when your telephone number is called In most areas but not all the sum of the RENs for all devices connected to one line should not exceed five 5 0 To be certain of the number of devices that you may connect to your line you should contact your local telephone company If your telephone causes harm to the telephone network the telephone company may temporarily disconnect your service If possible they will notify you in advance that temporary discontinuance of service may be required However when advanced written notice is not possible the telephone company may temporarily discontinue service without notice if such action is necessary under the circumstances The telephone company may make changes in its communication facilities equipment operations or procedures that could affect the proper operation of your equipment
4. Press the MEMO button 3 Dial the number you want to store 4 Press the MEMO button again 5 Dial the TELEPHONE KEYPAD 0 9 button where you want to store that number You will hear one confirmation beep 6 Repeat steps 1 through 5 to store other telephone numbers SYLVANIA REDIAL PAUSE w Cordless Telephone Operation EXAMPLE To store the number 115 1968 under the TELEPHONE KEYPAD 1 button 1 Press the MEMO button 4 Press the TELEPHONE KEYPAD 1 button 2 Dial 115 1968 5 You have stored 115 1968 under TELEPHONE KEYPAD 1 button 3 Press the button again A total of 10 telephone numbers can be programmed in memory IMPORTANT The maximum number of digits that can be stored for any phone number is 16 in PULSE or TONE mode The maximum number of digits for mixed TONE and PULSE in combination dialing is 15 If you are using a switchboard system to access an outside line such as an 8 or 9 press the PAUSE button to store a PAUSE Recalling Stored Numbers from Memory 1 Press the TALK button 2 Press the MEMO button 3 Press the TELEPHONE KEYPAD button for the number you have stored The stored number will be dialed automatically EXAMPLE To recall number 115 1968 stored under the TELEPHONE KEYPAD 1 button 1 Press the TALK button 3 Press the TELEPHONE KEYPAD 1 button 2 Press the MEMO button Redial Feature 1 If you g
5. HANDSET ringer CHARGE CONTACTS For charging the BATTERY PACK inside the HANDSET We recommend cleaning the CHARGE CONTACTS periodically with a damp cloth BASE UNIT Controls 1 POWER IN CONNECTION JACK LOCATED AT THE BOTTOM SIDE 2 TELEPHONE LINE CONNECTION JACK LOCATED AT THE BOTTOM SIDE 3 BASE UNIT ANTENNA 4 PAGE BUTTON 5 CHARGE TERMINALS 6 TONE PULSE SELECT SWITCH LOCATED AT THE LEFT SIDE 7 CHARGE IN USE LED INDICATOR BASE UNIT Controls 1 POWER IN CONNECTION JACK 2 TELEPHONE LINE CONNECTION JACK 3 BASE UNIT ANTENNA 4 PAGE Button Press to page the HANDSET 5 CHARGE TERMINALS For charging the HANDSET BATTERY PACK For best performance clean the CHARGE TERMINALS periodically with a damp cloth 7 TONE PULSE Select Switch 8 CHARGE IN USE LED Indicator CHARGE Lights up when the HANDSET is placed on the BASE UNIT for charging IN USE Lights up to indicate that the HANDSET is in TALK mode w Getting Started Connecting Your Phone This section is a reference guide to the basic functions and operations of your cordless telephone For more detailed descriptions of the operations and features of this telephone refer to the Contents on page 1 1 Carefully remove your cordless telephone from its shipping carton If there is any visible damage do not attempt to operate this equipment Return it to the p
6. DIAL Press to REDIAL the last number you called PAUSE Press to insert a PAUSE while dialing You will need the PAUSE button to dial numbers which use an alternative Long Distance Access Code VOL VOLUME Button During a call press the button to increase the receiver volume level from LOW MEDIUM HIGH or MAXIMUM Press the button to decrease the receiver volume level CH CHANNEL Button Press to change the operating channel when you hear interference MEMO Button Press to store phone numbers in memory or to call a number you have previously stored HEADSET JACK For connecting your headset plug to enjoy hands free communication See page 12 for detail TEMPORARY TONE Button Press to temporarily change the dialing mode from PULSE to TONE for Rotary Service Users Press once before entering numbers to access the Answering System or electronic banking services etc MICROPHONE ANTENNA IN USE LOW BATT LED Indicator IN USE Lights up when the HANDSET is in TALK mode LOW BATT Blinks when the battery charge is low See page 14 for detail MUTE Button Press to mute the HANDSET microphone while having a phone conversation FLASH Button Press to answer an incoming call if you have Call Waiting TALK Button Press to answer an incoming call or to place a call Press to end a call RINGER ON OFF Switch Set switch to ON to activate the ringer on the HANDSET Set switch to OFF to deactivate the
7. If they do you will be provided with advance notice as to give you an opportunity to maintain uninterrupted service This equipment may not be used on coin service provided by the telephone company Connection to party lines is subject to state tariffs Contact your state public Utility Commission or Corporation Commission for information An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See Installation Instructions for details Please follow instructions for repairing if repairing any e g battery replacement section otherwise do not alter or repair any parts or device except specified The USOC number of the registration jack for this equipment is RJ11C E E w FCC Requirements RINGER EQUIVALENCE NUMBER NOTICE The Ringer Equivalence Number REN assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the ringer equivalence numbers of all devices does not exceed 5 CAUTION Users should not attempt to make such connections themselves but should contact the appropriate electric inspection a
8. SET JACK it automatically mutes the q Oooo MICROPHONE and SPEAKER of the i HANDSET Unplug the headset to return the HANDSET to normal use HEADSET PLUG 2 5mm The HEADSET JACK is compatible with HEADSET J ACK 2 5 mm headset plugs only ww Security System Security System Your cordless telephone uses a digital coding security system to prevent unauthorized use of your telephone line by another nearby cordless telephone The system has its own identifying signal created by microcomputers in both the BASE UNIT and the HANDSET Security Code This telephone has an internal security code with 65 536 possible combinations Resetting Security Code and Channel Information Communication between the HANDSET and the BASE UNIT may not be possible in any of the following situations 1 After a power failure 2 After relocating the BASE UNIT by disconnecting the AC ADAPTOR 3 After replacing the HANDSET BATTERY PACK To reset place the HANDSET on the BASE UNIT for 2 to 5 seconds Multi Channel Access Your cordless telephone lets you select a channel from the 40 frequencies available to transmit signals between the BASE UNIT and the HANDSET When you notice interference from other cordless telephones change to another channel by pressing the CH CHANNEL button on the HANDSET Recharging the BATTERY PACK R
9. Slide the HANDSET BATTERY COMPARTMENT COVER firmly into place in its closed position 10 IMPORTANT Before initial use charge the HANDSET for 12 hours Place the HANDSET on the BASE UNIT and make sure that the CHARGE LED indicator on the BASE UNIT lights up and a beep confirmation tone is heard 11 TONE PULSE Select Switch A If your home is equipped with a tone dialing system set the TONE PULSE Select Switch to the TONE position B If you have a rotary dialing system set the TONE PULSE Select Switch to the PULSE position C If you are not sure which system you have set the TONE PULSE Select Switch to the TONE position Press the TALK button on the HANDSET and make a call If the call connects leave the switch as is otherwise set to the PULSE position BATTERY COMPARTMENT COVER Belt Clip Installation With the back of the HANDSET facing up insert one side of the BELT CLIP HOOK into the matching slot at the top side of the HANDSET Press down on the opposite side of the BELT CLIP until the other hook locks into the slot on the side of the HANDSET BELT CLIP HOOK CAUTION The cordless telephone operates at a frequency that cause interference to nearby TVs and VCRs the base phone should not be placed near or on top of a TV or VCR If interference is experienced moving the cordless telephone farther away from the TV or VCR will often reduce or eliminate the interference w Cordless Telep
10. echarging the BATTERY PACK The nickel metal hydride Ni MH BATTERY PACK in the HANDSET can be recharged many times using the built in charger in the BASE UNIT When the BATT LOW LED indicator starts to blink rapidly a beep sound will be heard every 12 seconds This indicates that the BATTERY PACK needs to be recharged Charge the BATTERY PACK at least once every 90 days of non use to avoid battery failure When the BATTERY PACK can no longer be charged replacement of the BATTERY PACK will be necessary NOTES 1 During a power interruption the BASE UNIT does not operate and a phone conversation cannot be made on the HANDSET 2 To ensure your phone charges properly place the HANDSET on the BASE UNIT and make sure that the CHARGE LED indicator on the BASE UNIT lights up and a beep confirmation tone is heard Changing the BATTERY PACK The BATTERY PACK provides power for the HANDSET of your cordless telephone To Replace the BATTERY PACK 1 Remove the HANDSET BATTERY COMPARTMENT COVER by sliding it down Pull out the BATTERY PACK PLUG and remove the BATTERY PACK Plug the new BATTERY PACK into the BATTERY CONNECTOR Slide the HANDSET BATTERY COMPARTMENT COVER firmly into place in its closed position 5 Before use charge the new BATTERY PACK for 12 hours PY N ATTENTION The telephone that you have purchased contains a rechargeable BATTERY PACK The BATTERY PACK is recyclable At the end of i
11. ess phone should not be placed near or on top of a TV or VCR If interference is experienced moving the cordless telephone farther away from the TV or VCR will often reduce or eliminate the interference If trouble is experienced with this equipment for repair or warranty information please contact service center at the below If the equipment is causing harm to the telephone network the telephone company may request that you disconnect the equipment until the problem is resolved Service can be obtained at Curtis International Ltd c o Vision Transportation 4600 Witmer Industrial Estate Unit 12 Niagara Falls N Y 14305 USA Tel 1 800 968 9853 A AC ADAPTOR Use only with class 2 Power Source 12V DC output 200mA center pin positive
12. et a busy tone press the TALK button to hang up 2 Later press the TALK button again 3 Listen for a dial tone 4 Press the REDIAL button This will automatically redial the last telephone number you called Mixed Mode Temporary Tone Dialing If you only have Pulse rotary dialing service in your area set the TONE PULSE select switch at the left side of the BASE UNIT to PULSE position If you want to access tone dialing mode press the Temporary Tone button on the HANDSET and dial the desired number subsequent digits will be dialed into Tone mode Pulse mode will reset after the HANDSET is returned on hook Cordless Telephone Operation Mute Function 1 While you are having a phone conversation press the MUTE button The microphone will be muted and the other party will not hear any voice talking from your end 2 Press the MUTE button again to continue your phone coversation with the other party Using the Headset Feature Your telephone can utilize a headset not included to be connected to your HANDSET for you to enjoy hands free communication HEADSET MICROPHONE Insert the small plug on the end of the headset into the HEADSET JACK at the left side of the HANDSET Follow the procedures discussed in Receiving Calls and Placing Calls to receive and place a call SPEAKER NOTE When you plug the headset plug into the HEAD
13. eted as a defect in your system See Technical Information on page 16 2 Choose an alternate channel using the CH CHANNEL button on the HANDSET Excess static check the following 1 Check to see that the ANTENNA is not touching another metal object If after pressing the TALK button you receive three beeps and no dial tone check the following 1 BASE UNIT is plugged into a power source 2 If you had a power failure or had unplugged the BASE UNIT replace the HANDSET on the BASE UNIT for 2 to 5 seconds to reset the system NOTE If none of the telephones in the house are working disconnect one set at a time to verify that none of the telephones are causing the problem If you still have a problem after doing this and your telephone still does not work please contact your local phone company w Technical Information Technical Information This cordless telephone uses radio frequencies to allow mobility There are certain difficulties in using radio frequencies with a cordless telephone While these are normal the following could affect the operation of your system Noise Electrical pulse noise is present in most homes at one time or another This noise is most intense during electrical storms Certain kinds of electrical equipment such as light dimmers fluorescent bulbs motors and fans also generate noise pulses Because radio frequencies are susceptible to these
14. hen receiving an incoming call If you are too far away from the BASE UNIT the HANDSET emits beep sounds to warn you that the background noise level is too high for proper communication between the HANDSET and the BASE UNIT When you hear this sound you should move closer to the BASE UNIT to reduce the noise level Otherwise the call will automatically cut off Cordless Telephone Operation E Receiving Calls with the HANDSET on the BASE UNIT 1 When the phone rings lift the HANDSET The IN USE LED indicator will light up NOTE The HANDSET RINGER ON OFF switch must be in the ON position for ringer to operate Start your conversation To end your conversation either press the TALK button or place the HANDSET on the BASE UNIT If you place the HANDSET on the BASE UNIT CHARGE CRADLE you activate the automatic STANDBY feature SYLVANIA REDIAL PAUSE 7 Receiving Calls with the HANDSET off the BASE UNIT When the phone rings press the TALK button The IN USE LED indicator will light up 1 Start your conversation To end your conversation either press the TALK button or place the HANDSET on the BASE UNIT If you place the HANDSET on the BASE UNIT CHARGE CRADLE you activate 3 the automatic STANDBY feature Storing Numbers 1 Be sure the BASE UNIT IN USE LED indicator is off and the HANDSET is in STANDBY mode 2
15. hone Operation Preparing for Use 1 Place the HANDSET on the BASE UNIT for 12 hours 2 After 12 hours remove the HANDSET from the BASE UNIT Before you can use your cordless telephone you must charge the HANDSET for 12 hours Failure to do so will require more frequent charging of the BATTERY PACK NOTE Depending on the frequency of use once the HANDSET is fully charged it remains func tional for approximately 6 hours of continuous use and approximately 6 days when the HANDSET is off the BASE UNIT in STANDBY mode Placing Calls 1 Press the TALK button The HANDSET IN USE LED indicator and the BASE UNIT IN USE CHARGE LED indicator will light up Listen for a dial tone Dial the phone number SYLVANIA When you have finished your call either press the TALK button or place the HAND 22 PAUSE SET on the BASE UNIT The HANDSET IN USE LED indicator will turn off and the BASE UNIT IN USE CHARGE LED will light up to indicate that the HANDSET is charging NOTES 1 During a telephone conversation press the VOL VOLUME button to select the desired HANDSET receiver volume level from MAXIMUM HIGH MEDIUM or LOW Press the button to increase or press the button to decrease the volume level A double beep sound will be heard when the or button is pressed further after the MAXIMUM or the LOW volume level The BASE UNIT does not have a ringer and does not ring w
16. lace of purchase 2 Check to be sure you have all items that come with this cordless telephone system You should have a HANDSET BASE UNIT AC ADAPTOR BATTERY PACK TELEPHONE LINE CORD BELT CLIP and Owner s Manual J I BELT CLIP BATTERY PACK HANDSET BASE UNIT TELEPHONE LINE CORD 3 Insert the small plug on the end of the ADAPTOR into the POWER IN CONNECTION JACK at the back of the BASE UNIT 4 Plugthe AC ADAPTOR into a 120V AC wall outlet USE ONLY WITH CLASS 2 POWER SOURCE 12V DC 200mA 5 Insert one plug of the TELEPHONE LINE CORD into the house TELEPHONE JACK and the other end into the TELEPHONE LINE CONNECTION JACK at the back of the BASE UNIT If you have an older 4 prong TELEPHONE JACK you will need an RJ 11C TELEPHONE JACK ADAPTOR This adaptor is available at the same place you purchased your telephone 6 Werecommend not placing this unit next to appliances Doing so may cause interference 1208 WALL TELEPHONE POWER IN OUTLET JACK CONNECTION JACK TELEPHONE LINE CONNECTION JACK TONE PULSE SELECT SWITCH AC ADAPTOR TELEPHONE LINE CORD w Getting Started 7 Install the HANDSET BATTERY PACK by plugging it into the BATTERY CONNECTOR inside the BATTERY COMPARMENT 8 Place the BATTERY PACK inside the BATTERY COMPARTMENT 9
17. noise pulses you may occasionally hear them in your HANDSET Generally they are a minor annoyance and should not be interpreted as a defect in your system Range Because radio frequency is used the location of the BASE UNIT can affect the operating range Try several locations in your home or office and pick the one that gives you the clearest signal to the HANDSET Interference Electronic circuits activate a relay to connect the cordless telephone to your telephone line These electronic circuits operate in the radio frequency spectrum While several protection circuits are used to prevent unwanted signals there may be periods when these unwanted signals enter the BASE UNIT You may hear clicks or hear the relay activate while you are not using the HANDSET If the interference occurs frequently it can be minimized or eliminated by relocating the BASE UNIT You can check for interference before selecting the final BASE UNIT location by plugging in the telephone NOTICE This cordless telephone uses radio communication between the HANDSET and the BASE UNIT and may not ensure privacy of communication Other devices including other cordless telephones may interfere with the operation of this cordless telephone or cause noise during operation Units not containing coded access may be accessed by other radio communication systems Cordless telephones must not cause interference to any licensed radio service FCC Requirements
18. or water On Safety Instructions D If the telephone does not operate normally by following the operating instructions Adjust only those controls that are covered by the operating instructions Improper adjustment may require extensive work by a qualified technician to restore the telephone to normal operation E Ifthe telephone has been dropped or the case has been damaged Ifthe telephone exhibits a distinct change in performance 16 Never install telephone wiring during a lightning storm 17 Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations 18 Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 19 Use caution when installing or modifying telephone lines Battery Safety CAUTION Danger of explosion if BATTERY PACK is incorrectly replaced Replace only with the same or equivalent type To reduce the risk of fire or personal injury read and follow these instructions 1 Use only the following type and size of BATTERY 3 6V 600mAh Rechargeable Ni MH BATTERY PACK 2 Do not dispose of the BATTERY PACK in a fire It may explode Check with local codes for possible special disposal instructions 3 Do not open or mutilate the BATTERY PACK Released electrolyte from a BATTERY PACK is corrosive and may cause damage to the eyes or
19. skin Electrolyte may be toxic if swallowed 4 Exercise care in handling the BATTERY PACK to prevent shorting the BATTERY PACK with conductive materials such as rings bracelets and keys The BATTERY PACK or conductor may overheat and cause burns 5 Charge the BATTERY PACK provided with or identified for use with this telephone only in accordance with the instructions and limitations specified in this manual 6 Observe proper polarity orientation between the BATTERY PACK and BATTERY CHARGER SAVE THESE INSTRUCTIONS ATTENTION The telephone that you have purchased contains a rechargeable BATTERY PACK The BATTERY PACK is recyclable At the end of its useful life under various state and local laws it may be illegal to dispose of this BATTERY PACK into the municipal waste stream Check with your local solid waste officials for details in your area for recycling options or proper disposal _ HANDSET Controls 8 ANTENNA REDIAL PAUSE BUTTON 741 9 IN USE LOW LED INDICATOR 2 VOL VOLUME BUTTON 3 CH CHANNEL BUTTON 10 MUTE BUTTON 4 MEMO BUTTON 11 FLASH BUTTON 5 HEADSET JACK 12 TALK BUTTON 13 RINGER ON OFF 6 TEMPORARY TONE SWITCH BUTTON 7 MICROPHONE 14 CHARGE CONTACTS ww HANDSET Controls 1 REDIAL PAUSE Button RE
20. telephone Use a damp cloth for cleaning 9 Place this telephone on a stable surface Serious damage and or injury may result if the telephone falls 10 Donotcover the slots and openings on this telephone This telephone should never be placed near or over a radiator or heat register This telephone should not be placed ina built in installation unless proper ventilation is provided 11 Do not place anything on the power cord Install the telephone where no one will step trip on the cord 12 Do overload wall outlets or extension cords as this can increase the risk of fire or electric shock 13 Never push any objects through the slots in the telephone They could touch dangerous voltage points or short out parts that could result in a risk of fire or electric shock Never spill liquid of any kind on the telephone 14 reduce the risk of electric shock do not take this telephone apart If service or repair work is required on this telephone take it to a qualified service representative Opening or removing covers may expose you to dangerous voltage or other risks Incorrect reassembly can cause electric shock when the appliance is subsequently used 15 Unplug this telephone from the wall outlet and consult a qualified service representative in any of the following situations A When the power supply cord is frayed or damaged If liquid has been spilled into the telephone If the telephone has been exposed to rain
21. ts useful life under various state and local laws it may be illegal to dispose of this BATTERY PACK into the municipal waste stream Check with your local solid waste officials for details in your area for recycling options or proper disposal ww _ Problem Solving Problem Solving Section For your assistance we have listed below a few common problems Phone does not work check the following 1 BASE UNIT is plugged into a power source 2 HANDSET is charged 3 TONE PULSE Select Switch is in the right position 4 TELEPHONE LINE CORD is plugged into the TELEPHONE JACK Range of phone limited check the following 1 BASE UNIT is centrally located in your residence 2 BASE UNIT is not located near appliances No dial tone check the following 1 TELEPHONE LINE CORD plugs are connected to the TELEPHONE JACK and TELEPHONE LINE CONNECTION JACK 2 BASE UNIT is plugged into a power source 3 If you had a power failure or had unplugged the BASE UNIT replace the HANDSET on the BASE UNIT for 2 to 5 seconds to reset the system Received signal flutters or fades check the following 1 BATTERY PACK in the HANDSET is fully charged 2 HANDSET is not too far from the BASE UNIT Interference on reception check the following 1 Noise may be picked up from electrical products in the home or electrical storms Gener ally this noise is a minor annoyance and should not be interpr
22. uthority or electrician as appropriate FCC Requirements NOTE This equipment has been tested and found to comply with the limits for a class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving ANTENNA 2 Increase the distance between the equipment and the receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technician for help Changes or modifications not expressly approved in writing by SYLVANIA may void the users authority to operate this equipment Some cordless telephones operate at frequencies that may cause interference to nearby TVs and VCRs To minimize or prevent such interference the base of the cordl
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