1. harman kardon by HARMA tyo wO gt 3s Ols Battery level indicator Rear view Ss Gila a HK ONYX 5 i iOS WPS APP Full owners manual H K Remote B B H K Remote a harmankardon com onyx i o Z Available on the App Store OONYX Quick Siart Guide EN No of channels 4 Transducers 2 x 3 woofers 2 x 3 4 tweeters 2 x passive radiators Bi amplification 4 x 15W Maximum SPL 95dB 1m Power requirement 100 240V AC 50 60Hz Power adaptor 19V 3 0A Built in battery 11 1V 2500mAh Lithium Power consumption 57W maximum lt 1W standby Speaker Impedance 4 ohm per speaker Frequency response 60Hz 20kHz Frequency range 2402MHz 2480MHz Transmitter power lt 4dBm Modulation GFSK 11 4 DQPSK 8 DPSK Wireless DLNA AirPlay Bluetooth 3 0 A2DP v1 3 AVRCP v1 5 Dimensions Dia x W x H 345mm x 222mm x 325mm