1. Bluetooth 5.4; Chip: JL7003F4
2. Battery capacity: 250mAh; Charging time: 2 hours
3. Use time: 28 hours; Standby time: 180 hours
4. Dimensions: 19.5 x 18.5 x 8.4cm; Weight: 198g
5. Support Bluetooth, AUX and other modes
6. Support Chinese and English prompts: Double-click the power button when not paired