X7 Bluetooth 4.1 Mini Invisible Wireless Sports Bluetooth Earphone with Charging Box (Black) Tag-DJI Phantom Series 6 x 15 x 6

6 x 15 x 6

Support horizontal and vertical screen switching

multiple USB devices can be connected for fast data transmission

360 degrees fisheye lens

X7 Bluetooth 4.1 Mini Invisible Wireless Sports Bluetooth Earphone with Charging Box (Black) Tag-DJI Phantom Series 6 x 15 x 61. Bluetooth version: 4. 1 2. Ergonomic design, comfortable to wear 3. Mini design, easy to carry 4. One key control, easy to use 5. Can connect two Bluetooth devices at the same time 6. Compatible with 99% of products on the market, supporting WeChat voice, video QQ voice and other mainstream audition software 7. IOS system mobile phone can display power 8. Music time: 16 hours 9. Charging time: 1 2 hours 10. Battery capacity: headset 50mAh, charging