Seagate 4TB 3.5' SkyHawk 64MB SATA3 Surveillance Optimized, NVR Ready, ImagePerf
Seagate 4TB 3.5' SkyHawk 64MB SATA3 Surveillance Optimized, NVR Ready, ImagePerfect, RVS HDD (ST4000VX007) 1M MTBF, 3 Yrs Warranty (LS) Seagate 4TB 3.5′ SkyHawk 64MB SATA3 Surveillance Optimized, NVR Ready, ImagePerfect, RVS HDD (ST4000VX007) 1M MTBF, 3 Yrs Warranty (LS).