awei WT50 IPX4 Waterproof Ear-mounted Wireless Bluetooth Earphone with Microphone, WT50

awei WT50 IPX4 Waterproof Ear-mounted Wireless Bluetooth Earphone with Microphone, WT501. High sensitivity noise reduction microphone, the call and K song are clearer and more stable. 2. Double battery, large capacity and long battery life. 3. IPX4 waterproof, effectively preventing rain and bead attack. 4. 3D soft earhook, ergonomic over the ear design, comfortable fit in the ear, no pressure, not easy to fall off, and the movement is smoother. Specification: 1. Bluetooth version: Bluetooth V4. 2. 2. Standby time: 300 hours. 3. Talk

1. High-sensitivity noise-reduction microphone, the call and K song are clearer and more stable.
2. Double battery, large capacity and long battery life.
3. IPX4 waterproof, effectively preventing rain and bead attack.
4. 3D soft earhook, ergonomic over-the-ear design, comfortable fit in the ear, no pressure, not easy to fall off, and the movement is smoother.

Specification:
1. Bluetooth version: Bluetooth V4.2.
2. Standby time: 300 hours.
3. Talk time: 9 hours.
4. Music time: 8 hours.
5. Charging time: 1.5 hours.
6. Frequency response range: 20Hz-20KHz.
7. Battery capacity: 60mAh x 2.
8. Communication distance: 10 meters.
9. Supporting protocols: HSP, HFP, A2DP, AVRCP.
10. Material: ABS+TPE+silicone.
11. Net weight: about 10g.