Lenovo Half High LTO Ultrium Gen 6 Internal SAS Tape Drive - LTO-6 - 2.50 TB (Native)/6.25 TB (Compressed) - SAS - 5.25" (133.35 mm) Width - 1/2H Height - 160 MB/s Native - 400 MB/s Compressed - Linear Serpentine - Encryption - WORM Support