The product is a set of two Hynix 1GB 2Rx8 PC2-5300S-555-12 laptop memory modules. These DDR2 SODIMM modules have a total capacity of 2GB and a bus speed of PC2-5300 (DDR2-667). Ideal for improving the performance and multitasking capabilities of laptops, these memory modules are reliable and efficient in boosting the overall speed and efficiency of the system. Perfect for upgrading or replacing existing memory modules to enhance the performance of the laptop.