Western Digital WD 2TB Blue 3.5" Hard Drive, SATA III, 7200RPM, 256MB Cache, Max Transfer 215MB/s, SMR 2 Year/s Warranty
12、WD BLUE 1TB HDD, WD10EZEX $50
Western Digital WD 1TB Blue 3.5" Hard Drive, SATA III, 7200RPM, 64MB Cache, CMR
2 Year/s Warranty