Spectrum AIL 899 Extreme Party Mixer with 2 Guitar Inputs, Separate Volume, Bass, Treble, Digital Distortion & Digital Reverb, Black 50 Watt Speaker with Rechargeable Battery and 50 Hours of Continuous Play; USB audio input and separate USB 5V 1Amp charging port Features 2 guitar inputs, separate volume, bass, treble, digital distortion and digital reverb Bluetooth 4.0 for streaming karaoke songs and videos from any smart device with built in stand on speaker top Includes 4 Color Light Effects that respond in time to the music and features separate Mic Volume and Echo effect and includes Bonus Pro Style Microphone Runs on 110V-240V power or portable with built-in 12V rechargeable battery