Langsdom T5 Stereo Wireless Bluetooth Earphone with Charging Box, Support HD Call & Siri (Black)

Product parameters:
1. Bluetooth version: BT5.0
2. Maximum transmission distance of Bluetooth: 10m.
3. Bluetooth band range: 2.402-2.480.
4. Bluetooth transmission power: 4dBm.
5. Single headphone battery capacity: 30mAh.
6. Battery compartment battery capacity: 200mAh.
7. Battery type: polymer battery.
8. Battery voltage: 3.7V.
9. Input voltage: 5V +/- 0.25.
10. Headphone charging time: 1 hour.
11. Charging bin charging time: 2 hours.
12. Play time: 3-4 hours (at full power).
13. Talk time: 3-4 hours (at full power).
14. Standby time: 50 days.
15. Speaker size: 6mm.
16. Number of speakers: 2.
17. Speaker impedance: 16 ohms.
18. Speaker sensitivity: 94 +/- 1.5 dB.
19. Speaker response frequency: 50Hz-20000Hz.
20. Headphone material: PC+ABS plastic.
21. Charging interface: Micro USB.
22. Waterproof rating: waterproof for life.

Packing list:
Headphones x 1
Charging box x 1
Micro USB charging cable x 1
Instruction manual x 1
Ear cap (pair) x 1