USB Driver v1.67 - download – Cambridge Audio Support

(you may need to upgrade your Cambridge Audio USB product to use v1.67)

751R upgrade file
(please contact customer support for 751R upgrade file, quoting 751R serial number)
851C upgrade file
(please contact customer support for 851C upgrade file, quoting 851C serial number)
DacMagic 100 upgrade file
(please contact customer support for DacMagic 100 upgrade file, quoting DacMagic 100 serial number)
DacMagic Plus upgrade file
(please contact customer support for DacMagic Plus upgrade file, quoting DacMagic Plus serial number)

If you still have questions, please contact us by submitting a request here and our Support team will be more than happy to help – Contact Form