* Built-in Bluetooth RF wirelessmodule meets the latest Bluetooth 2.1 ED standard

* Support Bluetooth stereosound, perfect sound quality, outstanding bass effect

* Support iPhone, iPad and alltelephones which have Bluetooth function

* Audio transmission distance is10M

* With Bluetooth musiccontrolling function, can control play/pause, previous/next songfunction

* Power supply mode: Built-inlithium battery; USB cable power supply

* 3.5 stereo Aux-injack for external audio device: laptop/computer,cellphone, MP3/MP4…

* Coloful lighttwinkling

* Rated power: 4 Ohm3W

* Speaker: 1.75inches

* Sensitivity: 80dB/-2dB

* SNR: >/=80dB

*Distortion:</=0.3%