Clip Ear Stereo External Sound Without Hurting Ear Business Sports Model Bluetooth Earphones(Grey) Filter-Special Car Holders it is very convenient to

it is very convenient to save photos after taking pictures

Carton Size 90cm * 79cm * 52cm / 35

One Package Size 48cm * 39cm * 15cm / 18

Working temperature: -15 degree C to -70 degree C

Clip Ear Stereo External Sound Without Hurting Ear Business Sports Model Bluetooth Earphones(Grey) Filter-Special Car Holders it is very convenient to1. 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