Clip Ear Stereo External Sound Without Hurting Ear Business Sports Model Bluetooth Earphones(Black) Filter-Add-on Cards Suitable for charging a variety

Suitable for charging a variety of electronic devices

Output Port HDMI

Specially designed for Xiaomi Xiaoyi Yi II 4K sport action camera

just one phone bag is enough for going out

Clip Ear Stereo External Sound Without Hurting Ear Business Sports Model Bluetooth Earphones(Black) Filter-Add-on Cards Suitable for charging a variety1. Bluetooth chip: Bluetooth 5656 2. Bluetooth version: V5. 3 3. Transmission distance: about 15m 4. Battery capacity: 50mAh 5. Charging time: about 1 2h 6. Use time: about 8 12h 7. Left and right frequency: 20Hz 20KHz 8. Impedance: 32 ohm 9. Sensitivity: 85dB mW 10. Waterproof rating: IPX 5 11. Material: PC+ABS 12. Size: about 3 x 2. 5 x 2cm 13. Weight: about 6g Features: 1. Ear clip design, wear stable and not fall off, no need to enter the ear, not