Western Digital 8TB WD Purple Surveillance Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, , 256 MB Cache, 3.5" - WD81PURZ (Old Version)
Brand: Western Digital
Color: Purple
Built for 24/7 surveillance
All Frame technology for better performance
Designed to support up to 64 HD cameras
Engineered for compatibility
3-Year manufacturer's limited