AJ90 round shaped mini portable vibration bluetooth subwoofer speaker with usb micro

Bluetooth

V2.1 + EDR

battery

 Built-in lithium battery 2000 mA

Loud Speaker dimensioon

40mm 3w*2  

Dimension

173(L)*57(W)*57(H)mm

Frequency response

   180Hz -16KHz

Working Range

Up to 10 meters    

Music working time

up to 6 hours 

Support 

A2DP,AVRCP, Handsfree profile    

Color

Blue/White/Black/Red

Charging Voltge

3.4-4.2V

Distortion

<10%