TWS-K15 

Specification / basic function

BT Chip

Realtek

BT Version

V5.0

BT Protocol

Headset/Handsfree/A2Dp/AVRCP

Receiving Distance

10 M

Frequency Response

20HZ-20KHZ

Output power

10mw

MIC Sensitivity

-42dB

Battery

50mAH *2

Working time

5H

Charging time

less than 2 hours