www.keyko-tech.com KT-S760/ KT-S550 User Manual Dear Customer:
Contents
1. KEYKO KT S760 KT S550 User Manual Dear Customer Thanks for purchasing our Keyko Digital Products Priority to use this device please carefully read this user manual and the user manual for other Bluetooth device which will connect to S550 headphone in order to operate it normally Bluetooth WIFI technology Adopt Bluetooth wifi technology which can create connection between compatible devices The headphone between other devices no need to be in dead against position but the distance between them should be not beyond 10 meters about 33 feet The connection maybe interfered by wall fraise or other electronic device The headphone comply with Bluetooth criterion 2 1 version and EDR Enhanced Data Rate standard and support below mode 1 2 version headphone mode 1 5 version HFP version 1 2 A2DP and version 1 0 audio video long distance control mode Please consult with other device manufacturer for the compatibility Attachment You can find below attachments in your gift box 1 foldable Blueooth Headset 1 2 USB cable 1 3 Audio cable 1 4 User manual 1 Product Sketch EA 3 S i 6 EA 4 LINE IN RST Y eT a fA 1 Volume 2 Volume 3 Previous song 4 next song 5 Turn on Turn off Bluetooth multi function button 6 Microphone 7 Indicator LED 8 Audio Plug 9 Noise reduction port 10 charger port USB port 11 Reset Bluetooth headphone wear and fold instruction KEYK Technologies LLC www keyko2. come in or you calling out when listening music music will be pause till finish calling 3 please select song in music player and short press multi function button will play the music 4 if you need to pause or come back to music short press multi function button to stop playing please hold the multi function button till the music stopping 5 short press FFL or 44 to select next song or previous song 6 when enjoying music please use comfortable volume with too loud volume for a long time maybe harmful to your hearing II LINE IN operation instruction Insert the audio cable into the audio port on headset you can listen music from MP3 Mp4 mobile phone and PC detail operation as below LINE IN Note if there is calling come in when the headphone and portable device connected and in KEYKO Technologies LLC www keyko tech com KEYKO standby status then you plug audio cable to listen music from the portable device please pull out the audio plug and you can pick up the calling Il Charge operation instruction 1 Prior to use the headset the first time please full charge the headset 2 Please insert the charge plug into the charge port which located on headset 3 When connect to charger Red indicator led will shine all times and it ll lighting off once full charged 4 When the power capacity is not enough the headphone will buzz every 15 seconds and orange led shine No
3. tech com Right side Left side I Bluetooth operation instruction Bluetooth headphone turn on and turn off 1 Turn on hold multi function button for 4 seconds there is buzzer sound and blue indicator Led will shine orange led will flash slowly The headphone will connect to the device which connected last time automatically 2 Turn off when hold multi function button about 5 seconds there is buzzer sound orange led will shine for a while It ll turn off automatically while not connect to other portable device in 10 minutes Match your Bluetooth Headset Note Prior to use Bluetooth headset to pick up telephone call it should be matched with your mobile phone firstly Match means establish connection between Bluetooth devices and let mobile phone store the headset unique ID at the same time Headset will connect to mobile phone automatically once matched them 1 put the headset and mobile phone together not more than 1 meter When headset is in power off state hold Play Pause button about 5 sec until the Blue and orange led flash by turns you can match them then 2 open your mobile phone searching device function For details about the mobile phone searching device function please refer to your mobile phone user manual All devices searched will list on your mobile phone when finish searching 3 Choose the headset name on device list confirm it according to your mobile phone 4 Input pass code 0000 and confirm it
4. dset dry and don t place headset near rain humidity and other liquid or include mineral circumstance These will corrode the headset If the headset is wet please use it when it s dried totally 2 don t wash the headset with strong chemicals cleaner and detergent etc 3 please don t use the headset in dusty and dirty place it may damage the removable parts and electronic components 4 don t place the earphone in high temp place high temperature will shorten the device usage life damage battery or let some plastic distortion and melt 5 don t store the earphone in low temp place when earphone temp arise to normal temp humidity will be existed into the inner of the headset it will let the pcb board damage KEYKO Technologies LLC www keyko tech com KEYKO 6 disassemble and modify the earphone yourself is not allowed treat it rudely will damage the inner circuit and precise structure 7f it s not used for a long time prior to use it please charge the headset before KEYK Technologies LLC www keyko tech com
5. te The device can be charged by USB cable we enclosed when connect to computer IV Bluetooth H eadset Troubleshooting If can t match with mobile phone please operate as below 1 Please ensure that your headset has matched with mobile phone and the Bluetooth function in mobile phone had been opened 2 Please check the distance between headset and your mobile phone whether it s beyond 10m and whether there is wall or other electronic devices blockers etc 3 Please check the power capacity During calling there is noise or voice disjointedly 1 please make sure the distance between your mobile phone and your headset in valid communicating range below 10m 2 to get best timbre during headset calling we suggest put your mobile phone on right side to ensure best communication effect V Bluetooth headsetusage safety rule 1 According to your local law please keep concentration and ensure safety if use the Bluetooth headset when driving 2 Don t let children to play the device Small parts may cause choking hazard 3 Please note should power off electronic device or wireless device on some specified place which include hospital exploding range or somewhere has exploding potential risk 4 Please turn off the Bluetooth headset before boarding plane and don t allow to use during flight 5 To avoid to hurt your hearing suggest you don t listen to it with loud volume for long time VI Bluetooth H eadset maintenance 1 Please keep the hea
6. to connect to headphone Headphone will enter into stand by status when finished the match blue indicator led flash 5 Now you can use Bluetooth headset to dial number pick up or hang up mobile phone calling Pick up or hang up calling with Bluetooth headset 1 When calling come in you can pick up calling by press Bluetooth multi function button 2 finished calling press Bluetooth multi function button can realize hang up If other side hang up already it s no need to press this button 3 hold Bluetooth multi function button twice when it s not in call status the last called mobile phone number will be redialed automatically a f your portable device support this headphone function 4 if start sound control dialing modeGf your mobile phone support this headphone function please hold multi function button 2 seconds when it s not in call status and operate as the KEYKO Technologies LLC www keyko tech com KEYKO mobile phone instructions Volume adjustment l please short press VOL or VOL button to adjust volume when you are in calling or enjoying music Hold the Volume button will adjust volume quickly 2 you can adjust headset volume on connected A2DP device if your device support this function Enjoy music 1 please connect the headphone to compatible music player which support A2DP Bluetooth mode if you d like to enjoy music Usable music according to the music in your music player 2 there is calling
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