The SEALED Maxtor Seagate Central Axis 1 TB Network Storage Server Hard Drive B1 is an external network drive from Seagate with a storage capacity of 1 TB. This hard drive belongs to the Central Axis product line and has a rotation speed of 7200 RPM with a cache size of 32 MB. It is designed for use in computers, tablets, and networking systems requiring high-quality storage solutions with reliable performance.