[7-Inch Double Din Touchscreen Car Stereo]7-inch capacitive screen designed. Universal double din standard universal size to fit vehicles.[Phone Mirror Link Function]Mirror Link through phone's USB can synchronize to the onboard screen. Through mirror-link, the car stereo will display the content from your cellphone screen synchronously. Turn on the navigation app on your phone, you will be to use the navigation function in your car while driving.[Rear Camera] double din car audio receivers equipped with an HD camera, after connected with the rear camera, you can see the video on the radio screen through the rear camera when reversing your car. The 7-inch touch screen will automatically display the reverse once you pull in reverse. Make your daily reversing .FM frequency: 87.5 - 108MHzMusic Source: 3.5mm stereo headphone ,Cellphone,SD card-SD/TF Card Expansion (Max.): 32GBuilt-in EQ: Classic,Jazz,,RockFreq. Response: 20Hz - 20KHzBluetooth version: 2.0Bluetooth protocol: A2DPTransmit Distance: 10mMedia : JPEG,MP3,MP4,WAV,WMASupport languages: English, Spanish, French, Russian, Portuguese, Italian Language, Danish, color:BlackMaterial:ABS+metalPackage Contents:1 x 7 inch Car Stereo1 x 4 LED Camera1 x Remote Control (not included CR2025 battery)2 CableOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.