MDD MAXDIGITALDATA 4TB 64MB Cache 7200RPM SATA 6.0Gb/s 3.5" Hard Drive (MDD4000GSA6472) are the high performance and reliable choice for always-on 24/7 applications. They are designed for Desktop PC, NAS, media center, media server, surveillance DVR, digital signage and other AV systems requiring perfect audio and video, low heat, and long term reliability.

Ideal For
Lots of storage in Desktop PCs, Workstation PC, All-in-One PC, NAS, CCTV DVR, Surveillance System devices.
MDD 3.5inch 4TB SATA 6.0Gb/s Internal Desktop HDD is fully compatible with any CCTV, DVR, NAS, External Enclosure, PC/Mac Desktop Computer with SATA 6.0Gb/s interface.
Features:

Form Factor: 3.5inch SATA 6.0Gb/s Desktop Hard Drive
Capacity: 4TB
Buffer Size: 64MB Cache
Rotation Speed: 7200RPM
Interface: SATA 6.0Gb/s
UPC: 810064874932