Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ

Digital Storage Capacity 8000 GB Hard Disk Interface Serial ATA-600 Network Connectivity Technology SATA Product Features WD AllFrame Technology Hard Disk Form Factor 3.5 Inches Compatible Devices Desktop Hard Disk Rotational Speed 5400 RPM Specific Uses For Product Surveillance, Business Read Speed 445 Bytes Per Second Media Speed 215 MB/s Cache Memory Installed Size 8 Data Transfer Rate 215 Megabytes Per Second Form Factor 3.5-inch Hardware Connectivity SATA 6.0 Gb/s GST: 18%