Kingston is the industry leader in PC memory. Designed with the whitebox user and system integrator in mind, Kingston ValueRAM products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Kingston ValueRAM Memory is ideal for those who purchase memory by spec and are looking for competitvely priced generic memory. Product is backed by a lifetime warranty and free technical support. Included in the package is one 512MB module of 400MHz DDR memory. Specs are, 184-pin unbuffered DIMM,2.6v,CL2.5,Gold.