What is a Recertified Drive? WD recertified products may consist of customer return units & may have been repaired. ALL recertified products are stringently tested & determined to meet WDs stringent quality standards before they are distributed for sale. Please note that some recertified items may not be cosmetically mint condition & may have scratches or marks What is the warranty on a recertified drive? Ebuyer will support all Recertified Hard Drives with a 90 day warranty ____________________________ ATA security mode feature set SATA native command queuing feature ATA S.M.A.R.T. feature set Tu MR/PMR head with FOD technology Silent Seek Serial ATA 3.0 Gbps interface support Noise Guard Load/ Unload Head technology