Gamma LED Vision DMX 3-Pin 40ft is a DMX512 signal cable for lighting-control applications. It uses a 3-pin XLR interface and is 40 ft (12.192 m) long. The product page notes that Gamma offers this cable in multiple lengths to fit different setups. Specific details such as connector gender, shielding, jacket material, and environmental ratings are not provided. It is a passive cable for DMX daisy-chaining between fixtures and controllers in stage and studio lighting.