Glyph GT 050Q 1 TB External Hard Drive; Firewire / Firewire 800 / USB 2.0 / eSATA; 7200 RPM; 32 MB buffer; Black Powder Coat Desktop HDD - 5,900 and 7,200 RPM eSATA, FireWire 800, FireWire 400, USB 2.0 High quality storage mechanism Oxford 924 bridging chip for optimized use with Pro Tools eSATA Connectivity - 7,200rpm