Description:
Headset parameters
1.Wireless Version :V5.0+EDR
2.Speaker: Ф 10 mm, PU diaphragm
3.Frequency response range: 50HZ ~ 20KHZ
4.Sensitivity: 104 2dB
5.Impedance: 16 Ω plus or minus 5%
6.Wireless Frequency:2.4GHz～2.4835GHz
7.Earbud Battery Capacity :50mAh
8.Charging voltage:DC5V
9. Transmission Distance:10M
10.Hours of use: 3 hours of talk, 3 hours of music playback
11.Standby Time:about 200 hours
12.earphone Charging Time: about 1 hours

14.Color:Black,White

Charging Case Parameters:
1.Input current :5V 1ATYP
2.Charging Case Capacity:400mah
3.Battery Case Charging Time: about 2 hours

Product type: Headset

If you are unsatisfied with your item for any reason, return it within 30 days of delivery.