Features :
Stable triangle shape structure, exquisite and attactive metal grid
A2DP stereo Bluetooth transmission
3W strong output power with outstanding sound quality
Suitable for both indoor and outdoor exercise
Aux in function support all digital audio device with 3.5mm jack, such as For iPod/iPhone, MP3, Computer, Notebook, PSP...
500mA high capacity built-in rechargeable battery, playtime lasts for 5 hours at least
Passed the simulation environment test, you can use it in the rain without any proble
 
Speacification :
Rated power: 3W
Speaker unit: 3''
Impedance: 4
Frequency response: 50Hz-20KHz
Power supply: built-in Li-on rechargeable battery or mini USB
Unit size: 66*66*66mm
 
Accessories: 
1 x Bluetooth Speaker
1 x USB Cable
1 x Audio Cable
1 x User Manual(without package)