Seagate DB35.4 250GB Desktop Hard Drive (OEM)
Formatted capacity (512 bytes/sector)* 250 Gbytes Recording density 1,049 kbits/in max Internal data transfer rate 1,212 Mbits/sec max Cache buffer 8 Mbytes Height (max) 20.20 mm (0.794 inches) Width (max) 101.6 mm (4.000 inches) Length (max) 146.99 mm (5.787 inches) Weight (typical) 382 grams
Western Digital Purple 1TB Surveillance Hard Drive (WD10PURZ)
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: 65degree C
Prioritized write-operations for maximized surveillance performance
Support for more than eight bays
Tuned for write-intensive, low bit-rate, high stream-count applications typical to most surveillance applications
TLER and ATA streaming support
Tarnish-resistant components
WESTERN DIGITAL WD2500AAKX Caviar Blue 250GB 7200 RPM 16MB cache SATA 6. 0Gb/s 3. 5 internal hard drive
Brand Western Digital Manufacturer Western Digital Model WD2500AAKX – 9 Product Dimensions 20.32 x 15.24 x 10.16 cm; 453.59 Grams Item model number WD2500AAKX – 9 Warranty 3 Years InfCloud Premium Lifetime Warranty Condition Bulk OEM Product Hard Drive Size 250 GB Hardware Interface SATA 6.0 Gb/s
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