The product is a set of 10 Intel FTLX8571D3BCV-IT E10GSFPSR E65689-001 Ethernet SFP SR modules specifically designed for use with the X520-DA2 switch. These SFP units are manufactured by Intel and come with a 1-year manufacturer warranty. With a maximum data rate of 10 Gbps, these modules are ideal for high-speed networking applications. Made in China, these units are compatible with Intel products and offer reliable network connectivity. The product includes 10 individual SFP units, each providing efficient data transmission for enterprise networking setups.