The product is a 10G SFP DAC Direct Attach Copper Cable designed specifically for the Ubiquiti UniFi SFP-H10GB-CU0.5M model. Made by 10Gtek, the black cable features a 1:1 connection split and has a cable length of 50 cm. It is manufactured in China and comes with a 1-year warranty. The cable is a round, fiber cable with SFP connectors on both ends, making it compatible with Ubiquiti and Cisco products. With an output voltage of 3 V, this high-quality cable ensures reliable and efficient data transmission for your networking needs.