Check the frequency of car remotes and condition of infrared remotes
obdstar rt100 frequency test range:
300mhz-320mhz
434mhz
868mhz
way to test frequency:
1.Power on the device
2.Put the remote control close to the device
3.Press any button on the remote control
4.The lit indicator shows the frequency
testing infrared remote:
the infrared works well if the indicator lights up after pressing the button,otherwise,it is in working