Seagate DB35.3 120GB UDMA/100 7200RPM 2MB IDE 3.5" Hard Drive Seagate DB35.3 120 GB 3.5-inch IDE Hard Drive General Features: 120 GB capacity UDMA/100 interface 7200 RPM spindle speed 2 MB buffer 3.5-inch form factor DynaPlay technology designed specifically for DVR environment SoftSonic motor technology for quiet acoustics Seagate Security technology for enhanced security Applications: