NIA S4000 BLUETOOTH HEADSET.

Function

Wireless and Wired connection, support TF Card/FM Radio play ,APP controlling

Audio interface

3.5MM

Frequency

20Hz-20KHz

Impedance

32Ω

Driver Unit

40MM HD Driver Unit

Standby Time

200Hours

Charging Time

2 Hours

Working Time

6-8 Hours

Battery

250mAh

Transmission Distance

10M