1. Bluetooth: V5.0
2. Battery capacity: 2200MAH
3. Speaker: 6.5 inch bass*1 Power: 15W
4. Use time: 2h
5. Function: Bluetooth, FM, USB, TF card, karaoke, horn light, display screen
6. Separate volume, treble, bass, reverb, microphone knob, 2 microphone interfaces
7. Including an analog wireless microphone, a small remote control