Kingston is the industry leader in PC memory. Our line of HyperX desktop memory is ideal for PC enthusiasts and gamers. You want the highest performance and speed you need HyperX memory from Kingston. Included in package is One 1GB Module of 1066MHz DDR2 desktop memory. Specs include Non-ECC Low-Latency CL5 (5-5-5-15) DIMM memory type, 128Mx64, 240-pin unbuffered, 2.2V, CL5, Gold.