6 thoughts on “The factory default frequency

  1. I bought a few H-777 radios and I live in North America. I was hoping to reprogram the frequencies to match our stations. how can I get the proper program software and USB cables? thanks!

  2. Does anyone know the defal Frequencies for the Retevis RT29?
    This is an important question I have bougt 2 promraming cables and it still keeps saying Failure to connect

    1. hi, for failure connect when programming your radio, please check:
      1, check your computer port, make sure it is work.
      2, don’t forget to download the USB driver.
      3, check the two connectors between computer and radio.
      4, clean the radop connector.
      Please try these to check it there is ok or not.

  3. Does anyone know the default Frequencies for the Retevis RT29?
    This is an important question I have bought 2 programming cables and it still keeps saying Failure to connect
    Please HELP SECURITY COMPANY USE… The Radios have o be programmed to a certain FREQ.

    1. hi, for failure connect when programming your radio, please check:
      1, check your computer port, make sure it is work.
      2, don’t forget to download the USB driver.
      3, check the two connectors between computer and radio.
      4, clean the radop connector.
      Please try these to check it there is ok or not.

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