GPIO PoE Enabled GPIO Interface 8 In / 8 Out Half-RackGPIO is a general purpose IO switching interface for control integration of an AHM matrix processor or dLive Avantis mixing system and 3rd party hardware, offering 8 opto isolated inputs and 8 normally open (N O) relay outputs on Phoenix connectors in addition to 2x +10V DC outputs. Product Features Up to 8 networked GPIO units can be added to a AHM dLive Avantis system Networked Cat5 connection to AHM, Avantis mixer, dLive MixRack or Surface (<100m)