This is a vintage 256KB Sync Pipeline Burst Cache Memory SPB made by HP in the past. It is compatible with generic brands and was manufactured in Korea, Republic of. The brand of this memory is HP and it falls under the categories of Vintage Parts & Accessories, Vintage Computing, and Computers/Tablets & Networking. This item is considered vintage as it has been around for a long time, but it still functions properly and can be useful to someone who may be looking for it.