Compact, portable, and powerful PA speaker; High-powered audio karaoke sound system; Ideal for karaoke, public events, crowd control and more; Built-in rechargeable battery; Bluetooth(R) wireless music streaming ability to connects and stream audio from external devices; Digital audio recording mode; Sound system features 6.5 in. subwoofer and 3 in. treble speaker; Rear panel button control center; 1/4 in. microphone input; Aux (3.5 mm) input; USB flash and microSD(TM) Card readers; MP3 digital audio file playback; Audio configuration for echo, bass, and treble controls; LCD digital display screen; External 12-volt DC input connector; 35 mm speaker stand mount; Includes handheld wireless microphone and wall power adapter;