F920 CSR4.1 Retractable Cable Caller Vibration Reminder Anti-theft Bluetooth Headset, Black, White, Gold, Silver, GrayFeatures: 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

click the button to see the display screen and find one of the three frequency points of 76

Video: HD 1280x720P VGA 640x480

5cm * 3cm / 13

Suitable for Nikon SB-900

11ac/a/b/g/n standards

Open setting >>About>> builder No

Compatible with most QI standard phones

The surface is blackened and the rust resistance is good

40HQ: 683 cartons * 225 pcs = 153675 pcs

Technical frequency: 100Hz -18KHz

resolution 854x480

Support Native Camera Control