Bluetooth Handsfree FM Transmitter With Steering Wheel Controller Car Kit MP3 Music Player Radio Adapter with Remote Control For iPhone Samsung LG Smartphone Free Steering Wheel Control For hands-free! Simple plug & play - Bluetooth Ver. 2.1+EDR - Hands-free, AVRCP 1.3, A2DP - Reads MP3 & WMA files Transmits on all FM frequencies (88.1MHz-107.9MHz) - RDS (Radio Data System) - Caller ID and song information on your compatible radio display. Standard USB port for charging (5V 1 Amp), SD slot for music playback, built-in microphone & 3.5mm stereo output & input 3.5mm cable includeddisplayed on your car stereo. Remote features - Answer/End calls, Folder Shift, Play/Pause, Fast Forward & Rewind, Frequency Up/Down, Normal