Main Features: Built-in Bluetooth + microphone Hands-free calling Supports Advanced Audio Distribution Profile Support USB/SD/MMC card reader Support Audio:MP3/WMA/APE/FLAC/WAV, etc Support folder function Support breakpoints and ID3 Play Support Remote control Off time display function Large-screen color LCD function, clear and bright, dynamic Mute and Loudess control L/R RCA audio output jacks 4-channel high power output (4 loud speaker) Digital high-quality FM stereo radio Preset 18 stations(frequency: 87.5-108 MHz) Rotary Volume Control MP3 randomized,10 track up/down playback Electronic control volume treble,bass,balance and fader Multiple EQ Scene Selection:jazz,rock,pop,classical,etc Specs: Frequency: 87.5~108MHZ Supported format: MP3/WMA/APE/WAV Voltage: 12V Speaker power: 4 60W Radio Tuner,Bluetooth,Charger,MP3 Players Placement: In-Dash Material Type: Aluminum+plastic Machine size: 178 mm(W) 50MM(H) 125 mm(D) Overall dimensions:188 mm 58mm (H) Contents: 1 x Bluetooth Car Stereo player 1 x Remote control 1 x Wire 1 x Installation tool set 1 x Manual