Detail overview Key Features : Capacity : 73 Gb Interface : Scsi Enclosure : Internal Hdd Form Factor : 3.5 Spindle Speed : 10000 Rpm Technical Features : Scsi Signaling Type : Sca-2 Special Features : S.m.a.r.t Technology External Data Transfer Rate : 320 Mbps Seek Time : 4 Ms Buffer Size : 8 Mb Average Latency : 3 Ms Interface (detailed) : Scsi Ultra320 Hot Swap : Yes Mtbf : 1400000 Hours Sound Emission : 36 Db Dimensions : Height : 1.03 In. Width : 4 In. Depth : 5.79 In. Weight : 1.8 Lb. Condition : Dell Oem (refurbished). Availability : In Stock. Our Warranty : 30 Days.