The industry leading HP StorageWorks DAT 72 USB Tape Drive provides an optimum balance of dependable backup capacity and low cost of ownership for small and medium businesses, remote offices, and workgroups. The DAT 72 delivers a capacity of 72 GB on a single data cartridge and a transfer rate of 23 GB/hr (assuming a 2:1 compression ratio). The USB 2.0 interface provides plug-and-play simplicity - the hardware can be ready for backup in less than 60 seconds.