... .5mm headphone, Support analog stereo, digital audio(coaxial) outputWireless AudioSupport wireless audio transmission(adjustable)Shortcut ButtonPower on/off,Source,Up/Down ... ,Deutsch,Italian,French,Russian AdaptorInput: AC 100V~240V,50/60Hz,Output:DC 15V/2.6A or 19V/2.1ABattery11.1V/2000mAH ...