https://www.cinestage.in/product-page/allen-heath-dx164-w-16in-4out-96khz-expander
Allen & Heath DX164-W 16in / 4out 96kHz Expander | Cine Stage
The DX164-W is a wall mountable expander that adds remote I/O to a dLive, Avantis or SQ mixer, or to AHM audio matrix processors.
allen heathwexpandercinestage