HP DDS-1, 2/4GB The HP DDS-1 2/4 is the perfect solution for archiving medium to large sets of valuable data. Featuring 2 GM of native capacity and 4GB of compressed capacity, the HP DDS1 is built for efficiency and durability. In keeping with HP?s highest quality standards, the DDS1 HP will last for 2,000 minimum passes or can accommodate 100 full backups. The HP DDS-1 tape cartridge is 90 meters in length and its 4mm compact design simplifies both onsite and offsite storage efforts.