Grumpy Old Geeks Products Synology C2 Product Synology C2 2 mentions in 1 episode Synology C2 is discussed as a backup service for data stored on a Synology device. Mentions 252: Cluster Zuck Mar 26, 2018 1:12:14 Synology has their C2 backup service that has only been in Europe for a while 1:12:31 60 euros per terabyte per year