Western Digital Blue WD3200LPVX 320GB 5400RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive (Certified Refurbished) w/1 Year Warranty This Certified Refurbished product is tested and inspected to look and work like-new, with limited to no signs of wear. The product comes with relevant accessories and a minimum one-year warranty. Low profile design to fit thin laptops and tablets; Low power consumption and ultra-quiet design Reliable and rugged -ShockGuard technology protects the drive mechanics and platter surfaces from shocks. SecurePark parks the recording heads off the disk surface during spin up, spin down, and when the drive is off. 320 GB capacity holds up to 64,000 digital photos, 80,000 MP3 files, and up to 38 hours of HD video. Factory Recertified Hard Drive, Sealed in Factory Bag, Zero Bad Sector, Zero Power on Hours!