INSTEN FM Transmitter w/ 3.5mm Audio Cable Compatible with iPhone 4 & 4S Broadcast music from your iPod? PDA, MP3 or CD player, and even portable DVD player with this All-in-One FM transmitter. If you want to listen to digital music simply place your iPod?or MP3 player onto the holder, tune to any FM 88.1 - 107.9 MHz station and enjoy crisp, clear audio. Features:Suitable for all MP3 players, such as iPhone?/ iPod?/ Zen / Creative Zen on all cars;Plugs directly into cigarette lighter for power;Flexible goose-neck pipe for easy, comfortable positioning;Adjustable holder keeps music player devices within reach;Type A USB socket for charging mobile phone, GPS, and other devices; 180-degree rotating head keeps your music device at a comfortable viewing angle; High quality silicon gel on the back and sides of holder provide better grip while protecting against damage;LCD frequency display;Build-in microphone. Color: Black. Specifications:FM Frequency 88.1 - 107.9 MHz;Input: DC 12V, vehicle power;USB output: 5V, 1A;Frequency: 20Hz - 16 KHz;Effective Distance: &lt; 5m (16.40 ft). Package includes: All-in-One FM Transmitter; 3.5-mm M / M audio cable; 2 x USB cable (mini and micro connector); User Manual.Width range of carrying device: 37.3-mm - 62.5-mm Accessory ONLY, iPhone?not included."Apple?iPod? iPhone? or iPad?are registered trademarks of Apple, Inc. Products are Apple?compatible and not endorsed by Apple, Inc.