Retevis Radio how to enter into DFU mode?

DFU, the Device Firmware Update. A mode you need to enter in before updating your radio’s firmware.

Now a lot of DMR radios into the markets, and we have offered lotS of firmwares that fit for our radios. Like the model HD1, RT82, RT3S, RT3, RT8! But how to enter into the DFU mode of them?

1, Ailunce HD1: PTT+ Sidekey1, then turn on your radio. About how to update HD1’s firmware, you can check this video: https://www.youtube.com/watch?v=Og4hxgiUdhs

2, Retevis RT82: PTT+ Alarm key, then turn on your radio. Like this picture:

3, RT3S: PTT+ Sidekey1, then turn on your radio. Like this picture:

4, RT3: PTT+ Sidekey1, then turn on your radio. Like this picture:

5, RT8: PTT+ Sidekey1, then turn on your radio. Like this picture:

6, RT83: Sidekey1+Sidekey2, then turn on your radio, like this picture

Wanna to check the video? Click here: https://youtu.be/GG5fnfqhDCE

If any question, please feel free to contact us here or email us:  partner@Retevis.com

 

 

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