0A28419 Hitachi Travelstar 5K160 Hard Drive 0A28419 Hitachi Travelstar HTS541616J9AT00 160 GB IDE 2.5-inch Notebook Hard Drive General Features: 160 GB storage capacity UDMA/100 5400 RPM spindle speed 8 MB buffer 5.5 ms average latency 11 ms average seek time Advanced Perpendicular Magnetic Recording (PMR) head media technology 2.5-inch form factor 9.5 mm drive height Power Specifications: +5V, 600mA Regulatory Approvals: cULus