F920 CSR4.1 Retractable Cable Caller Vibration Reminder Anti-theft Bluetooth Headset, Black, White, Gold, Silver, Gray Option:Silver durable and long life

durable and long life

can meet most bridges Application

Loading Container 20GP: 792 cartons * 160 pcs = 126720 pcs

Support system: Android 4

- To find the volume of a room

F920 CSR4.1 Retractable Cable Caller Vibration Reminder Anti-theft Bluetooth Headset, Black, White, Gold, Silver, Gray Option:Silver durable and long lifeFeatures: 1. V4. 1 CSR Master 2. Support Bluetooth stereo music playback function (A2DP) 3. Can connect two mobile phones at the same time (one to two) 4. Display the battery on your iPhone 5. With noise reduction and echo suppression technology, the sound quality in any noisy environment is still excellent. 6. Long standby (about 7 days standby), up to 5 hours talking time 7. One button power on pairing, can remember to automatically connect 8. Voice