The product is a custom bundle of two 1GB DDR3 SDRAM RAM modules from different brands including Hynix, Samsung, NANYA, and Kingston. With a total capacity of 1GB and a bus speed of PC3-8500 (DDR3-1066), these RAM modules have 240 pins and are designed for use in computers and laptops. The variety of brands included in this bundle offers flexibility and options for customers looking to upgrade their memory capacity.