Sonarworks will be distributed in Australia by Borleyco from June 1.

You can still access all upgrade products at Borleyco - contact bos@borley.co

Upgrade Reference 4 Headphone to SoundID Reference Headphone edition (download only)

Digital download license key delivered electronically to upgrade your copy of Reference 4 to SoundID Reference Headphone versions.

You'll need to enter your original Reference 4 license code to upgrade, in addition to the upgrade code purchased here.