Amazon.com: (Old Model) WD Green 4TB Desktop Hard Drive: 3.5
Amazon.com: (Old Model) WD Green 4TB Desktop Hard Drive: 3.5,WD Green 4TB IntelliPower 3.5,Amazon.com: (Old Model) WD Green 4TB Desktop Hard Drive: 3.5,Western Digital WD Green 1TB 4TB 3TB 2TB 6TB 500GB desktop,WD40PURZ-85TTDY0 Western Digital Purple 4TB SATA 6.0 Gbps