WESTERN DIGITAL BLUE WD40EZAZ 4TB (5400 RPM SATA 6GB/S 64MB
WESTERN DIGITAL BLUE WD40EZAZ 4TB (5400 RPM SATA 6GB/S 64MB,Amazon.com: Western Digital 4TB WD Blue PC Internal Hard,71AI8oSoWAL._AC_UF894,,WD40PURZ-85TTDY0 - Western Digital Purple 4TB 5400RPM SATA,WD40EZRZ-00WN9B0 - Western Digital Blue 4TB 5400RPM SATA 6Gb