1、4.1 chip. Music、 voice accurately convey、 without delay no noise;2、 micro-mini. Simple and stylish appearance、 mini and not stingy;3、 voice reporting. Unique features、 to solve the security problem when driving;4、 intelligent noise reduction. Enhance call audio transmission performance;5、 CVC6.0. When the current call to get rid of troubled;6、 lasting standby.