Kingston ValueRAM 2GB 533MHz DDR2 Non-ECC CL4 SODIMM (Kit of 2) Notebook Memory 2 GB kit including two 1 GB modules of 533 MHz DDR2 Notebook Memory Specifically designed and tested for compatibility in various makes and models of desktop computers 200-pin unbuffered SODIMM From the industry leader in PC memory Backed by a lifetime warranty and free technical support