1. Size: 493*225.3*247.3mm. Weight: 4.6kg.2. Bluetooth 5.1, chip: blue trum.3. Battery capacity: 3600mAh, charging for about 4 hours.4. Use time: 3 hours.5. Speaker: 6.5-inches full-frequency speaker*2, power: 15W*2.6. Support Bluetooth, TF card, USB flash drive, AUX, FM and other modes.Support loop recording and playback, support microphone ducking,  support electronic musical instrument input7. Equipped with two wireless microphones, supporting wired microphone input. A variety of flashing modes.