Hign-concerned Chemical:NoneWarranty:12 monthsBuilt-in CD player:NoIs touch screen:YESBuilt-in Screen:YESTF/Micro SD Slot:0Din:Double DinRAM:4GInterface:USB,RCAOperating System:Android 13Out Power:4*45WVoltage:12VItem Weight:1.5Item Size:7/9/10inchMax External Memory:64GSpecial Features:Built-In Speaker/Microphone,wifi function,Support steering wheel control,Support 4G Network,Support Can-Bus,Built-in GPS,Mobile Phone,MP3 playersDigital Media Format:Mp3,MP4,WMA,JPEGOSD Language:Chinese (Simplified),Chinese (Traditional),albanian,Arabic,IRISH,POLISH,Danish,german,Russian,French,finnish,Korean,DUTCH,czech,Croatian,Romanian, Portuguese,japanese,Slovak,THAI,Turkish,HEBREW,Spanish,EnglishResolution:1024*600/1280*720Display Size:7",9",10"Brand Name:ruanchengOrigin:Mainland ChinaFor Vehicle Brands/Model:universalROM:64GMaterial:Aluminum alloy+ABS+capacitive touch screenCertification:CER1/R2 DSP ... Master tuning, free tuning, multiple bass effects, preset a variety of tuning modes, choose as you like! Suitable for installation >>For our customers 1. Our goal is to keep working hard to create innovative car multimedia player radio hardware and software to bring you that personalized experience. 2. All products have passed strict quality test before shipping, make sure it is of high quality. Support Carplay,Support Android Auto. Quantum dot technology to optimize "sharpness, color, contrast" frame by frameSee more details easily . A variety of maps can be downloaded at willEnjoy the fun of driving and travel the world safely. Support steering wheel control You can open two APP pages at the same time, split screen display! For video output, click Buy Video Output Box. 1080P reversing camera, clearer display, large angle, more comprehensive field of vision. ADAS driving warning function, if you are too close to the vehicle in front or deviate from the current driving track, it will alarm and remind, making your driving safer! Built-in bluetooth 5.0, support bluetooth phone, bluetooth music, address book. OSD languages: English, Russian, German, French, Italian, Spanish, Arabic, Hebrew, Japanese, Czech, Portuguese, Romanian, Turkish, Korean, Thai, Latvian, Spanish, Italian, Japanese, Chinese (Traditional), Romanian, Hungarian, Chinese (Simplified), Korean, Swedish, Ukrainian, Croatian, Danish, Norwegian, Finnish, Turkish, Filipino, Portuguese, Lithuanian, Polish, Slogans, Dutch and Estonian... Support steering wheel control, non-destructive installation. 1. Why can't the car radio turn on? Check the car radio voltage: 12V When testing this car radio, you can combine the red and yellow wires and connect them to the positive side of the power supply. Black line to negative power supply. replaces the same type of insurance to test the car radio.Note: You need to use our power cables to connect our car radio, it is not possible to insert the original car plug directly into our machine. 2. Why does the car radio show "no signal" when reversing? Please check if the camera line is properly connected to the car radio.Note: the video port of the rear camera must insert the "CAMIN" port of the car radio. 3. Why does the camera show "!" and "I can't see video while driving" when using USB to watch videos? Please turn off the "video warning" function in settings, then it will be ok. 4. Why can't I search for FM? no radio antenna inserted; Please check if the radio antenna is plugged in. Insert more antennas several times so that it is well contacted. the signal of your location is not good. Head to a better place to try again. The car radio antenna is broken / no effect; Replace the radio antenna and test again. 5. Why can't you connect the Bluetooth of the car radio? Open the phone settings interface, open the Bluetooth into the Bluetooth function, search for Bluetooth devices, find the Bluetooth model of the player to pair; If you need a pairing code, enter 0000; if not, try 1234 or 123456. Please try to use another mobile phone to test this function.All the methods are correct and still can't use the Bluetooth. Unplug the plug from the back of the player and plug it in after 3 minutes.