4tb Wd Surveillance Hard Disk

Built for 24/7 surveillance All Frame technology for better performance Designed to support up to 64 HD cameras Engineered for compatibility 1-year manufacturer's limited warranty Engineered specifically for surveillance security systems Supports up to 180 TB/yr. workload rate ; Interface: SATA ; Spin Speed: 5400 RPM ; Power:- Idle: 2.9 W, Power Consumption: 3.3 W (Read/Write), 0.4 W (Standby/Sleep) ; Operating Temperature: 65 degree