1. Power input: 5.0+0.25V/1A
2. Power output: 5.0+0.24V/30mAh
3. Bluetooth protocol: HSP/HFP/A2DP/ACRCP
4. Working time: 3-4 hours
5. Charging time: 1 hour
6. Battery capacity: 3.7V/30mAh
7. HIFI sound effect, auxiliary noise reduction call
8. Out of the warehouse pairing, it can be automatically turned on after being taken out of the box, and automatically connected and paired
9. 6mm NdFeB strong magnetic + titanium-plated diaphragm, dynamic speaker unit, wide and full sound field, three-frequency balanced and natural
10. Professional structural design, dustproof and waterproof, protect earphones
11. Intelligently compatible with mainstream Bluetooth devices in the market