The ETS InstaSnake PA203 Series is configured for 3 sends and 1 return. Each passive send unit (PA203F) features 3 Female XLR and 1 Male XLR to RJ45 jack, all pins. Each passive receive unit (PA203M) features 3 Male XLR and 1 Female XLR to RJ45 jack, all pins. The ETS-PA203P adds the convenience or an 18" XLR Pigtail at the receive end. The basic units are a pair of passive units with bi-directional capability which can be input directly into analog or digital consoles. Designed to the highest professional standards the InstaSnake has a wide, flat frequency response, low THD and residual noise. The InstaSnake has been factory tested to 1900 feet over CAT5 using low Z dynamic microphones. Phantom power has been tested to 850 feet over shielded cable. PA205 will send phantom power over standard Cat5 or 6 cables. You can mix and match Mic/Line, Line or AES/EBU configurations making the InstaSnake a versatile high quality solution at very affordable prices.