The product is a wide applicability expansion card designed for various brands such as SUPERMICR, HUANANZHI, MSI, ASROCK, and GIGABYTE. It is a split card with a 1:2 connection split/duplication, capable of expanding x16 to x8x8. The card features a built-in 1 minute 2 clock split IC with 2 powered LED indicators, making it ideal for expanding the capabilities of your computer system. With a cable length of 40.4mm, this black expansion card is designed for Gen3 models, offering versatility and functionality for a range of computing needs.