It's rechargeable and has been tested to confirm it powers on. Considering disposal. This is a Bluetooth-compatible V8 II audio interface that allows you to connect microphones and instruments. - Model: V8 II - Connection Type: Bluetooth - Controls: Treble, Bass, MIC, Monitor, Echo, Record, Music - Ports: Power, Live1, Live2, Accompany instrument, Charging, Earphone speaker, Headset condenser mic, Dynamic mic Thank you for looking.