Sell 【Ready Stock】❀❍7018B 7'' HD Double 2 DIN Touch Car MP5 Player Bluetooth Stereo FM Radio USB/TF With best price

1. As long as the car stereo's installation size and machine size match, it can be installed and used. 2. When installing the machine, be sure to connect the wire correctly. If the installation does not power on the machine, please connect the red wire and yellow wire to the 12V power supply positive pole, the black wire to the power supply negative pole, try to see if the machine can normally power on. If it can be powered on normally, then it may be due to the problem of wiring, you can ask for our help, so that you can use the product better. Before installation step 1:test the machine:Get the machine around the battery of your car,and then screw the red and yellow wires of the machine's tail lines together to connect with the positive electrode of the battery,and the black wire should be attached to the negative electrode of the battery,wait for about 5 seconds and then press the power button to turn on the machine,if it boots successfully,it means the machine is good. Step 2:test the functions:After confirming the machine is good,you can connect the wires with Original car plug line,after which please test machine's basic functions to see if they work normally and whether the sound of horn is normal.(each horn of the 12V machine has to connect two wires and then you are able to hear it rings,and it's not forbidden that the negative electrode of the horn share the wires in common.) Step 3:If it works normally in every aspect,fix the machine in the right position of your car,and now the whole installation is finished.The way to fix the machine: A:if the previous radio was fixed with screws on the left and right brackets,remove the frame of the previous machine,use the screw or tape to tie with both sides of the machine.