1, Material: ABS, size: 959545mm; Weight: 272g-2, Bluetooth 5.2; chip: Blue trum AB5365C-3, Battery capacity: 1200mAh; Charging time: 2 hours-4. Use time: 4 hours-5, Horn unit: 52mm; Power: 5W-6, Support Bluetooth, FM, TF card, U disk, AUX, TWS and other modes