REMAX RB-620HB Bluetooth 5.0 Metal Wireless Bluetooth Headset(Black)

1. Bluetooth version: 5.0
2. Material: plastic + metal
3. Battery capacity: 300mAh
4. Charging time: 2-3H
5. Talking time: 18H
6. Music playing time: 18H
7. Standby time: 300H
8. Speaker impedance: 32 ohms
9. Speaker power: 10mW
10. 40MM drive unit, strong bass effect
11. Retractable head beam, adapt to various head shapes, comfortable and stable to wear
12. High-recognition button control, simple operation
13. Rotation design, self-adaptive adjustment of rotation, can rotate and lay flat, easy to carry
14. High imitation protein lint, soft, skin-friendly and comfortable, making listening to songs more comfortable
15. Size: 199x159.85x77.35mm
16. Weight: 217g