Internal HDD

Seagate Barracuda 4TB SATA 6Gbps With 256MB Cache Internal Hard Drive, Cost-effective storage upgrade for laptop or desktop computers, SATA 6Gb/s interface optimizes burst performance, Protect data with Self-Encrypting Drive (SED) models, 2-year warranty

Seagate Ironwolf 8TB 3.5″ Internal NAS Drives; SATA 6GB/s Interface; 1-8 Bays Supported; MUT: 180TB/Year; RV: Yes; Dual Plane Balance: Yes; Error Recovery Control: Yes; 256MB cache; RPM 7200, , 3 year warranty