Stereo headset
Bluetooth version: V4.0+EDR
Frequency range: 2.4GHz-2.48GHz
Transmission power: Class 2
Transmission distance: 10M
Operating current:¡Ü25mA
Standby current:¡Ü2mA
Charging time: 1-2H
Talking time: Up to 4H
Standby time: Up to 150H
Operating voltage: 3.6V Feathers:1.Show battery time on ISO system phone. 2.Set-in Li-ion chargeable battery、charger via USB Cable.3.Long Srand-by time¡êo120 hours or so4.Support English hints、call newspaper and a pefect connections.5. Music time: About 3 hours.6.Duration: About 3 hours.7. Bluetooth Specification: Bluetooth 4.0.8. Intelligent Universal Compatibility: Compatible with most Bluetooth-enabled phones(such as for Apple Watch、 iPhone 6/6s、 6/s Plus、 5 5c 5s 4、 iPad