Frequency Test Range:
How to test the frequency?
1. Put the remote control close to the device.
2. Press any button on the remote control.
3. The indicator that turns on is the frquency.
How to test infrared working or not?
1. Press the key.
2. The infrared indicator turns on - good, off - bad.
1pc x XHORSE Remote Tester Radio Frequency(RF) Infrared(IR)