If you feel tiresome when driving alone? If you feel suffering when driving a long distance? If you want to know how to make the trip become funny? The answer is to listen to some musics. With this car stereo, you can enjoy music you like by blue tooth, USB or SD card. You can enjoy the sweet voice of the hostess from the FM radio. You will find the joy of driving. Features: Built-in blue tooth function; support USB/SD/MMC card, wireless remote control. Support large capacity removable storage device and multiple EQ mode switch. Power-off with auto-memory store function. High-fidelity digital audio output can be an external sub-woofer FM radio support fine tuning, semi-automatic channel search, automatic channel search, automatic saved after automatic search complete. Preset 18 stations, frequency from 87.5 to 108 MHz. AUX audio input, mobile phones, MP3 / MP4 / MP5 / navigation audio playback through the machine in the car. As it's exquisite it leaves a lot more room in the back for the wires, it's easy to installed. Comes with accessories, package included radio, remote control, power cable, manual, keys. Function setting: 1. Turn on the car stereo by press on the button of MODE. 2. Press the button of MODE to choose the function of FM / BT / USB / SD /AUX. Time setting: 1. Turn on the car stereo by press on the button of MODE. 2. Long press on the button of CLK. 3. Set the time by rotating the encoder ( you can press the encoder to set the minutes). Specifications FM Channel: 87.5 - 108.0MHz Work voltage: DC12V Sensitivity: Less than 20db Stereo Separation: More than 25db SNR: More than 60db Media Format: MP3,WAV,WMA Display format: ID3 display Distortion: Less than 0.3 percents Power Supply: 12V Distortion: ≤ 0.3% Operating temperature: -20 ~ +60℃ Quiescent current speaker impedance: 4Ω Frequency Response: 20 - 20000Hz Machine weight: 482.3g / 1.06lb Package weight: 625g / 1.38lb Panel size: 18.8 * 5.8cm / 7.40 * 2.24in Machine size: 17.8 * 12.8 * 5cm / 7.01 * 5.04 * 1.97in Package size: 21.5 * 18.5 * 8cm / 8.46 * 7.40 * 3.15in Note: * This devices DC voltage is 12V. Please check it on your car before installing. * This car stereo fits most of car with 12V DC voltage. * It doesn't support CD/DVD player. * it is better to install by professional auto repair shops. * If you have any question of usage and installation, please connect with us. We will have professional to give you a satisfactory answer. Package list: 1 * Car MP3 Radio 1 * Remote Controller(no battery) 1 * Power Cable 1 * Installation Fix Metal 1 * User Manual Book