VicTsing 3.5mm In-car FM Transmitter Radio Adapter - Green Great stereo & Built with Digital PLL, the transmission is stable in different environments. Build in Rechargeable Battery - No need for extra power supply from your phone. (It still can working while charging) Stream music from any 3.5mm music player to your home or car stereos. Transmits on FM channels 88.1 MHz - 107.9 MHz, 0.1Mhz/step, Hands-free talking function offers you more safty and convenience while driving on the road. User Friendly Design: Simple to use two button controls, Memory for the last frequency auromatically, LCD display with blue backlight gives you a good visibility in the darkness Compatible with: Mobile Phones (iPhone iPod iPad Samsung HTC Sony LG Blackberry Nokia Motorola), Tablet PC, MP3/ MP4 players, and other devices with a 3.5mm headphone socket.