1. Eltax Symphony Active subwoofer Features Active subwoofer e Optimized for Home Theatre e High Level In High Level Out Danish design System Sinus Max power Max Power handling Frequency range 4 dB Subwoofer Crossover Frequency Phase Changer Volume control Subwoofer RCA line in Speaker input terminals S peaker outputs Mains voltage Power consumption Power consumption stby On off automatic stby Dimensions HxWxD Accessories Symphony Subwoofer Bass refx 150 watts 400 watts 35 170Hz 250mm frontfring 50 170Hz adjustable Yes Yes Yes Left Right binding posts Left Right binding posts 230 240V 50 60Hz 330 watts lt 1 watts Yes 435 x 320 x 410mm 1x2mRCA eltax just play www eltax com