HP HEWC7974A LTO Ultrium 4 Tape Cartridge<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Features active internal head cleaning， self-diagnostic capacities， cartridge memory and superior reliability </span></li><li><span class="a-list-item"> Holds 896 data tracks with a capacity of up to 1.6TB on one tape (compressed); native AES-256 bit key encryption </span></li><li><span class="a-list-item"> Lasts up to 1 million passes which is equal to more than 20，000 end-to-end passes or 260 full tape backups </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41NVAxEeq-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hUp9XktPL.jpg" noproxy>