The Apacer 1GB SOD PC2-6400 CL6 memory module is a DDR2 SDRAM unit with a capacity of 1GB. It is designed in a SO-DIMM form factor, making it ideal for laptops and compact computing systems. With a bus speed of PC2-6400 (DDR2-800), this memory module provides reliable and efficient performance for your computing needs. The Apacer brand ensures quality and compatibility with a variety of devices, making it a trustworthy choice for upgrading your system's memory capacity.