Product Descriptionfeature: -Rotate 360 degrees-Support SD card, U disk-Compact and stylish design-Use this versatile car MP3 player to listen to your favorite MP3 in the car-Compact, stylish, and lightweight design, the car MP3 wireless FM transmitter is easy to carry, anytime, anywhere-Support FM channel, this car MP3 wireless FM transmitter allows you to take a break from regular music-The LCD screen of this USB/SD/MMC slot player displays track and volume information Specification: USB2.0 port, high speed. LCD screen (128*64). -Supported memory: 512MB / 1GB / 2GB / 4GB / 8GB (not including memory card). 3.5mm jacket audio input, support line-in. Voltage: DC12V-24V. Supported files: MP3/WMA. Working current: 60-70mA. Bit rate: 48-320KbpsFM frequency range: 87.5-108. 0MHzSignal to noise ratio: 85dB (FM: 65dB). Harmonic distortion: Working temperature: 0~60 degrees Celsius. Support distance: within 5m. Size: 118mm*40mm*35mm (length * width * height). Weight: 135g. Color: green The package includes: -1 x Green Car Mp3 player-1 x remote control unit-1 x audio cable-1 x fuse describe: This FM transmitter is the perfect way to get sound from iPhone, any mobile phone, iPod, PDA, MP3 through car audioThis device can directly transmit stereo audio from portable music players (such as iPhone, iPod, any mobile phone, MP3, CD player, PDA, PC, laptop, etc.) to car radio or home radio. This device adapts to all 3.5MM audio portsThe hands-free call function makes driving safer. Just answer the call and connect this device to the phone, and you can hear the call in stereo. Tune to the clearest FM frequency and enjoy your digital musicSimply plug the FM transmitter into the line output or headphone jack of a portable music player. Just tune your car radio to one of the default FM channels. It allows you to enjoy music from a portable music player through the car radio. 200 channels with LCD, allowing you to choose from 87.0-108.5MHz (0.1MHz interval) Operating range: 10 feet to 30 feet (shorter distance will minimize interference and provide the strongest signal) Power on/off button and FM channel selection buttonBlue backlit displayOperating distance: up to 10mStandby current: 90mATransmission range: 87.0-108.5MHz (0.1MHz interval) Dimensions: 60 x 50 x 20mm Application-any mobile phone, Samsung, iPhone, iPod, iPad, any tablet, MP3, CD, cassette player, camera, laptop, PC or game console-through your home or car stereoPlease do not charge the FM transmitter when using it with a mobile phone. This fm has a built-in rechargeable battery, so please fully charge the fm transmitter before useA fully charged battery can last for 1 to 2 hours. Please turn off the FM transmitter when not in use to save battery power. Only accessories, not mobile phones. Package Included: 1 x FM radio transmitter for iPhone 4 4S 5 5S 5C Samsung HTC1 x USB charging cable