This is the special style bluetooth speaker,A+ acoustic and best quality

Not just Red/Blue/Electroplate in colors...if you need other colors just message me.

We can change the color of belt that surround the speaker,we can also rotate the round belt to control the Volume!

bluetooth:  Spotlight  AK 2.1+ EDR

frequency range:60Hz-18KHz   

The maximum output power: 3W 

Transmission distance >10m<22m

Data transmission： Up to 3Mbps（over the air）  

Loudspeaker: 16 core double internal magnetic  2.6 ou,3W，40mm  

signal-to-noise ratio>96db    

Distortion<0.5% 

TF card support 32G   

Charging:5V DC  

Working voltage：3.3V~4.2V DC    

Working current:80mA-120mA 

Sleeping current: < 1UA  

Battery:3.7V / 800mAh  

Dimmision:60*60*53(H)mm  

Net weight:227g/257g

Box packing:160*60mm