Allen and Heath GPIO - General Purpose IO Remote Control for dLive or AvantisGPIO is a general purpose IO switching interface for control integration of an AHM 64 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. The unit can be installed in a 19" rack (1u 1 2 width) or can be operated freestanding, and up to 8 GPIO modules can be connected to a dLive system directly or via a