2GB (2x1GB) DDR SODIMM (200 pin) 333Mhz DDR333 PC2700 LAPTOP MEMORY RAM 1GB PC2700 DDR SODIMM 333 MHZ LAPTOP RAM Built and tested in our ISO 9001 certified facility Dataram, a trusted brand name since 1968 Compatible with most Apple and PC laptops that use 1gb ddr 2700 so dimms Lifetime Warranty