Versatile public address microphone & speaker with Bluetooth(R) streaming ability; USB flash & SD(TM) Card reader; MP3 digital audio file compatibility; 1/4 microphone input ; 3.5mm audio output; Full-range stereo sound reproduction; Echo, bass & treble audio configuration controls; Ability to be powered by external wall power adapter; Perfect for karaoke, crowd control, house parties; Lightweight, portable & powerful; Impressive bass response; Convenient carry handle; Bluetooth(R) range: 30ft; Max power output: 60W; Speaker imp: 4ohm ; Frequency resp: 25Hz-15kHz; Max USB/SD(TM) Card flash memory support up to 32GB; Power: DC 12V, AC 120V; Built-in rechargeable battery--10-hour operation; Dim: 11.6H x 7.2W x 4.3D ; Includes wireless VHF handheld microphone, beltpack transmitter, headset microphone, lavalier clip-on microphone, two 9V batteries, wall power cable, cigarette lighter/vehicle outlet power cable & travel/storage bag;