Big Promo BT Speaker Cheap Price

Function Bluetooth,Handsfree, TF card,U Disk，LIN in, FM radio
Material ABS，Rubber oil，Fabric
Play type TF/USB/MICRO
Charging Li-battery/ USB-5V
Color Black, Gray，Red，Blue
Unit size 135*40*65MM
Net weight 190g
Bluetooth 4.2
Channel 1
Format MP3 / WMA / WAV
Power 5W*1
Speaker Ø45mm，4Ω3W*1
Bass diaphragm 30*40mm
Distortion <3%
Distrant <10M
Extend 16G
Frequency 80Hz-20KHz
SNR ≧75dB
Charge 5V 0.3A
Battery 400mah