HT1 Magnetic In-Ear Wireless Bluetooth Stereo Headset(Black)

1. Bluetooth 4.1 version, 10m effective transmission distance. 2. Support hands-free, voice report calling number, voice answering. 3. Protocol: HSP/HFP/A2DP/AVRCP 4. Power supply: 150mAh lithium-ion polymer battery 5. Charging time: less than 2 hours 6. Standby time: 320 hours 7. Talk time: 11 hours 8. Listen time: 10 hours