Axess SPBW1035 Portable/Rechargeable Speaker +Bluetooth +Water-Resistant IPX6.

　
Features:
4 colors available: blue, red, grey, and orange
 
Bluetooth version: 3.0
Frequency: 2.402-2.480GHZ
Transmission Power: CLASS2 4dbm
Transmission Distance: 10M
Profile: A2DPV1.2, AVRCPV1.0, HFPV1.5
SNR: >80DB, Output Power: 2 x 3W
Frequency Response: 20HZ-20KH
Distortion: <1%
Input: DC5V±0.5/500MA
Battery: Built-in lithium battery 1000mah
Charge Time: 2-3 hrs
Play Time: 7 hours (50% volume in Bluetooth mode)
Speaker size: 3Ω 3W x 2