WD PURPLE HDD 8TB Surveillance, 256MB cache, 5640 RPM, up to 215MB/s transfer rate, 24/7
3,5" 8TB RED Plus NAS, SATA 6GB/s , 5640 RPM, 128MB Cache
8TB 3.5" SATA III 256MB 7.200rpm WD8003FFBX Red Pro
3,5" 8TB PURPLE Pro Surveillance, SATA 6GB/s, 7200 rpm, 256MB cash
WD 6TB 3.5 inča SATA III 64MB IntelliPower WD64PURZ Purple hard disk
WD 6TB 3.5" SATA III 256MB IntelliPower WD60EFPX Red Plus
3,5" 4TB PURPLE Surveillance, SATA 6GB/s, 256MB cash, Transfer Rate up to 175MB/s, up to 64 HD cameras
WD Red Plus NAS™ WD40EFZX (CMR), 4 TB, SATA3, 128 MB, 3,5", 5.400 rpm
3,5" 4TB RED Plus NAS, SATA 6GB/s , 5400 RPM, 256MB Cache, CMR technology and RAID optimized NAS systems