1, Size: 275*270*437mm; Weight: 7.25kg 2, Bluetooth version: 5.0; chip: Blue trum3. Battery capacity: 4500mAh lead-acid battery; Charging time: about 4 hours4. Use time: 7 hours5, Speaker unit: 8 inches; Power: 40W full-range speaker + 5W tweeter6. Support Bluetooth, TF card, SD card, USB (USB disk/TF card/SD card≤32G), AUX, TWS and other modes7, with 2 wireless microphones; With RGB flame lamp ring
