company website :http://www.mbeatstech.com

aliexpress headphone shop: http://www.aliexpress.com/store/212343

aliexpress watch shop: http://www.aliexpress.com/fm-store/709785

Our main products:brand headphones like monster beats,beats,bose,SMS,soul and iPhone,brand watch like hello kitty,Sinobi,CASIO,ice,Michael Kors,Original watch like pocket watch,nurse watch,children watch,men/women watch,brand speaker like monster beatbox,music angel,angry bird,brand phone cases for all kinds of brand mobile

Speaker specifications:

*support A2DP,AVRCP,headset,handsfree profile
*Bluetooth version:v2.1
*Working Range:up to 10 m
*Working time:5 hours
*Dimension:60*60*50mm
*Net weight:230g
*Loudspeaker Output:￠45mm
*Loudspeaker output:3w
*Frequency response:280HZ-16KHZ
*Signal-to-Noise:>95db
*Distortion:<0.5%
*Battery voltage/capacity:520MAH
*Battery charging voltage:5v+/-0.5v
*Battery charge time:2 hours
*support phone/laptop/tablet pc 
*support TF card(mini micro card)
*Modular "buddy-jack"design connect a row of mini speakers to get jaw-dropping aduio performance
*Expanded Bxs(Bass Xpansion system)drives a fuller,richer low-end response
*New,larger 45mm driver delivers precise highs for superb sound
*package include:one manual,one Data Cable,one speaker

Attention:
When the speaker is charging,it can play music,but please turn down the volume,or it maybe cause distortion because of undercharge