300GB Seagate ST300MM006 Internal 10000 RPM 2.5" 6Gb/s SAS hard drive 

Hard drive is brand new, sealed.

MANUFACTURERSeagate
FORM FACTOR2.5"
CAPACITY300 GB
INTERFACESAS3
RPM10000
BUFFER64 MB
SECTOR512n
TRANSFER RATE6 Gb/sec
MANUFACTURER PART NUMBERST300MM0006