2 Din Android 14 Car Radio for Mazda 3 2009 2010 2011 2012 2013 Multimedia Player GPS Navigatio e

1. We have a professional technical team to provide free technical services.
2. All products have passed strict quality tests before leaving the factory to ensure high quality.
3. Before ordering, the buyer can leave a message to Customer Service and confirm whether the frame or cable is suitable. Make sure no buyer is wasting time providing customers with the best shopping experience.
4. If you encounter any questions after purchasing, please contact us, we will reply quickly, we are a professional and responsible factory, please feel free to buy.
Notice:
Please check the size and adapter before buying. If you have any questions, you can take a picture of your car dashboard and send it to us.
1.1Please check the Voltage of car radio : 12V
1.2When you test 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.
1.3Replace the same type of insurance to test the car radio.
Note: Please must 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 the car radio will show “No Signal” when we reversing
Please check if the camera's line is properly connected to the car radio.
Note:The video port of rear camera must insert the “CAMIN” port of car radio.
3.Why does the camera display “!” and “Can't watch video while driving” when I use USB to watch videos
Please turn off the “Video Warning” function in the settings,then will be OK.
4.Why can't search FM
4.1: No radio antenna inserted;
4.2: Please check if the radio antenna is plugged in. Please insert more antennas several times to make it well contacted;
4.3: The signal of your location is not good. Please go to a better place to test again
4.4: The radio antenna on the car is broken/no effect; please replace the radio antenna and test again.
5.Why can't connect the Bluetooth of car radio
5.1.Open the phone settings interface, open the Bluetooth in the Bluetooth function, search for Bluetooth devices, find the player's Bluetooth model to be paired.
5.2.Please try to use another mobile phone to test this function.
All methods are correct and still cannot use Bluetooth, Please unplug the plug on the back of the player and plug it in after 3 minutes.
6. What is the difference between WiFi and 4G
6.1.The device has functions such as navigation, playing music, and video. However, in order to connect your machine to the Internet, you need to use your smartphone as a modem. Therefore, for those who use the Internet frequently while traveling, we recommend buying a version with 4G. Because if you keep your phone in modem mode, it will discharge quickly. 
Please don't give us bad reviews and disputes before contacting us. If there is any problem with the product please contact us first, we will help you solve the problem.thank you!