1. Bluetooth standards: V5.0 JL 2. Effective range: about 10 meters 3. Support system: Support all mobile phone with Bluetooth function 4. Battery for earphone: 30mAh for charging box: 300mAh 5.Working time:Music: Up to 4 hours; Talk: Up to 4 hours 6. Standby time:Up to 80 hours 7. Charging time:Approx 1 hours 8.Microphone: Build-in 9. Driver unit: 8mm 10.Rated input power. 2mW
1. Bluetooth standards: V5.0 JL






