Feautures:The sound mixer can be controlled by linear audio input and can be connected to 2 sets of microphones.Dual Power Supply Modes -- powered by 5V power bank(not included) or power adapter (universal voltage 110-220V).Features separate reverberation effect and high/bass adjustment. With control panel, including knobs of previous music, pause, function switch, next music.Support functions of U-disk playing MP3 and recording, audio broadcasting, BT playing.Comes with 2pcs moving-coil dynamic wired microphone, which adopts cardioid pickup pattern, effectively pick up the sound and minimize the ambient noise.Ideal for live streaming, stage performing, online karaoke, enjoy singing and have fun with it.Specifications:Brand: MusladyMixer Color: Black/White (optional)Input Voltage: DC 5VMixer Size: 14 * 14.6 * 4.5cm / 5.51 * 5.75 * 1.77inMixer Weight: 298g / 10.51ozMicrophone Type: Dynamic MicrophoneMicrophone Size: 18.2 * 4.8 * 2.5cm / 7.2 * 1.9 * 1inCable Length: Approx. 5m / 16ftPackage Size: 42 * 21 * 5.5cm / 16.5 * 8.3 * 2.2inPackage Weight: 1495g / 52.7ozPacking List:1 * Sound Mixer1 * USB Cable1 * Power Cable1 * Power Adapter2 * Handheld Mic2 * Mic Audio Cable1 set of audio cable1 set of video cable