Model: WD4001FYYG. Interface: SAS. FULLY TESTED and REFORMATTED Our hard drives are formatted to NTFS for Windows OS. WD WD10TMVV-11BG7S0 DCM: EBBV2BNN 1TB USB 2.0 2.5" Hard Drive - HD989. WD WD10TMVW-11ZSMS1 DCM: HHMTJBNN 1TB 2.5" USB 3.0 Hard Drive - HD157A.
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