The Maxtor 2B020H1 is a 20GB internal desktop hard drive compatible with PCs. It features a rotation speed of 5400 RPM and a read speed of 500MB/s, making it suitable for storing data and running basic applications. With a cache of 2MB, it offers a transfer rate of 40 Mbps and low noise level during operation. This Maxtor drive is part of the DiamondMax product line and has an IDE interface for easy connectivity with compatible systems. Please note that this drive is untested and comes with removable storage format.