The Maxell DDS-3 (HS-4/125) 4mm cartridge has a nominal capacity of 12GB with a compressed capacity of 24GB. Maxell has developed an advanced 4mm data cartridge for high-capacity data storage. To protect the fine metal particles in the magnetic layer of the tape Maxell has patented a ceramic coating process that acts as a protective armor against heat humidity and eventual oxidation. The result is a tape durable enough to withstand at least 2 000 passes with an archival life of up to 30 years. Lifetime mfr. warranty.