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dbrain

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  • R20A Firmware upgrade
    Hi! I have door phone R20A that I bought in 2020. Firmware Version20.30.4.10. Hardware Version20.9.0.0.0.0.0.0 Is it possible to upgrade its firmware? And what what rom should I use?
    [Upgrade&Backup&Reset] 2024-07-25 01:42 8 55