... , can pair with 2 or more phone 4, Display incoming call number and with TTS voice reading ... 5, MP3 play, Support USB and Mirco SD card6, FM transmitter and FM ... operation frequency 88-108MHZFM transmit power 10mwUSB and SDYESTTS YESRecord function60S (option)Stand by ... photo: Package:Gift box: Hot selling ! car mirror with thermometer and bluetooth handsfree