The product is a lot of 2 Ubiquiti UACC-DAC-SFP10-0.5M UniFi Network Data Cables. These black cables are designed for direct attachment and have a connection split/duplication of 1:1. The cables are compatible with Ubiquiti products and feature a round cable design. Made in Vietnam, these SFP connectors have a cable length of 0.5 meters each, providing a reliable networking solution for your computing needs.