- Two adapters pair to carry four analog XLR audio signals over a single shielded twisted-pair RJ45 cable. They connect audio from mixers, microphones and instruments via XLR connections and forward all four channels to the remote unit. - The system simplifies cabling by letting you link multiple lighting consoles, microphones, instruments, speakers and other audio sources to one central cable. Ideal for sending stage audio or lighting signals to a distant mixer or lighting console. Reduces cost and cable clutter. Cable not included, only extension cables. - RJ45 connectors support pro audio, video and network applications. XLR base connectors with 3-pin XLR and a 6.35-mm jack. Housing made from aluminum alloy for a compact, rugged all-metal enclosure. - The 4-channel extender is compatible with 3-pin XLR mic or line-level systems. Delivers balanced transmission with clear, high-quality sound and minimal noise in indoor and outdoor environments.