#     [  Archive  UT-4DR Firmware v1.0.6.125](https://www.roger.pl/en/support/technical-support/download/firmware/archives-3/1561-ut-4dr-firmware-v1-0-6-125-1)

 [  Download  (zip, 130 KB) ](https://www.roger.pl/en/support/technical-support/download/firmware/archives-3/1561-ut-4dr-firmware-v1-0-6-125-1/file)