Amazon.com: WD Purple 1TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD10PURX [Old Version] : Electronics
Western Digital Purple Surveillance 3.5-inch 5400rpm SATA Internal Hard Drive 2TB (WD22EJRX) 價錢、規格及用家意見- 香港格價網Price.com.hk
Western Digital Purple 1TB Surveillance 3.5 Inch SATA 6 Gb/s Hard Disk Drive with Allframe 4K Technology - 180TB/yr, 64MB Cache, 5400rpm - WD10PURZ : Amazon.co.uk: Computers & Accessories