product features:
1. built-in bluetooth RF wireless module,meets the latest bluetooh 2.1+ED standard.
2.support bluetooth stereo sound,perfect sound quality, outstanding bass effect
3.playing music up to 8 hours,audio transmission distance is 10m
4.support ipone ,ipad and all telephones which have bluetooth function.
5.with bluetooth music controlling function,can control play/pause,previous/next song function.
6.power suuple mode :built-in lithium battery ,USB cable power supply.
7.with 3.5 stereo audio jack ,can connect into many device: laptop/computer,telephone,mp3,mp4,,,,
8.aluminum alloy material design,portable and fashionable.


Technology parameter:

1.bluetooth specification:2.1+EDR
2.bluetooth profile:A2DP  AVRCP
3.speaker:2 inches 4ohm
4.output power:3w
5.frequency response :90HZ-20khz
6.sensitivity:80db+2db,or 80db-2db
7.SNR>80db
8.distortion<0.3%