Rymemo Bluetooth Wireless FM Transmitter Handsfree Car Kit MP3 Player with LCD Display, USB, SD Card Slot and Charging Port, Black Talking in hands free. LCD display, song name ,track, Calling number display. ( Item Not In Retail Packaging!!) One button for answer and hung up, you can easily pair the Bluetooth mobile phone and adjust the frequency of music. Support two cell phone connection Bluetooth,the power supply after opening,automatic back to even,automatic into the matching condition. Can charge for various smart phones (USB out port: 5V/500mA). Broadcast stored music by the automobile through car stereo system. Include a 21 keys remote controller. For oter compatible music devices or your MP3/MP4 players, use the supplied audio line cable to connect from the other devicer's "Line out" to the FM Transmitter"Line in". Compatible with iPhone 6, iPhone 6 Plus iPhone 5S 5 5C, 4S, 4, iPod, Android Smart Cell phone, MP3 Players and Other Bluetooth enabled Devices