Seagate DB35.3 160GB UDMA/100 7200RPM 2MB IDE Hard Drive Seagate ST3160215ACE 160GB UDMA/133 7200RPM 2MB IDE HDD General Features: 160 GB formatted capacity UDMA/100 data transfer rate 7200 RPM spindle speed 2 MB buffer E-IDE/ATAPI interface 3.5-inch form factor Regulatory Approvals: MIC RoHS