SDX2-50C Sony Data Cartridges have a high storage capacity of up to 130GB compressed data (50GB native. 6MB per second sustained native transfer rate using Helical Scan technology. Proven reliability and durability with a 30 year media life thanks to AME technology (Advanced Metal Evaporated. Quick access provided by AIT's unique Memory-In-Cassette (MIC) incorporated into the cartridge.