The ST4000VX013 from Seagate's SkyHawk series is specifically designed for surveillance applications, offering 4TB of storage in a 3.5" SATA form factor. This hard disk drive is engineered for workload-intensive environments, supporting up to 64 HD cameras and offering smooth video streaming with a 6Gb/s interface speed. Its unique SkyHawk technology includes advanced features such as ImagePerfect firmware, which minimizes frame drops and downtime, ensuring uninterrupted surveillance recordings. With 256MB of cache and employing SMR (Shingled Magnetic Recording) technology, it provides efficient and reliable storage for surveillance DVRs and NVRs. The SkyHawk's optimized write performance for surveillance environments makes it an ideal choice for security systems requiring around-the-clock video recording, offering both durability and a high storage capacity for extended surveillance footage.