The Quantum RDX system is a fast, simple, reliable & affordable disk-based data protection system that satisfies the backup & archive needs of todays fast-paced businesses. Combining the removability & high capacity of tape with the random file access & performance of disk, the Quantum RDX provides a compelling answer to the onsite/offsite data protection needs of small businesses & branch offices. Quantum RDX cartridges contain a rugged 2.5-inch mobile hard drive in a highly-effective shock-resistant mounting.