1. Bluetooth 5.4 chip: JL JL7003F4
2. Battery capacity: 250mAh; Charging time: 2 hours
3. Use time: 28 hours; Standby time: 180 hours
4. Size: 195*185*84mm; Weight: 198g
5. Support Bluetooth, AUX and other modes
6. Support Chinese and English prompt sounds: double click the power button when not paired
