YX-B103 Blue 5W/2BASS Wireless speaker

描述

TECHNICAL DATA:

Wireless verzion:V4.2
Transmission distance:10 meters Max.
Power:5W
Battery capacity: 3.7V 1500mAh
Play time:4H
Charging time:3H
Driver Size:57mm
Microphone Sensitivity:-42+-3db
Impedance:4Ώ
Frequency:100Hz-18KHz