The product is a set of four zero fiber optic patch cords, each measuring 1-4 meters in length. These fiber optic patch cords are designed for networking and computer connections, providing high-speed data transmission. Made in China, they feature a 62.5 micron core diameter and a 3mm cladding diameter, ensuring reliable performance in optical fiber setups. Ideal for connecting various devices in a network environment, these patch cords are a vital component for efficient data transmission and communication.