Plug and play. No power required. Compatible with for DMX, AES, COM and other 3-pin XLR based COM systems. Significantly expand the device range with Ethercon cables. Portable, high-quality XLR snake boxes provide rapid equipment configuration for live sound, stage or studio recording and lighting, film sets, TV and radio, production houses, hotels, churches, cruise ships and more. Say goodbye to blended lines and messy eyes. Get rid of obstacles on stage. This greatly improves work efficiency and saves manpower and resources. Type:Female/Male Colour:Black Material:Plastic+Metal Package Contents: 1 * 4 CH XLR to RJ45 network snake receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.