The H9000 Dante Expansion Card is available here for $999: https://www.sweetwater.com/store/detail/H9000DanteExp–eventide-dante-expansion-card-for-h9000
You can either run it directly to your computer with DVS, which has noticeable latency, but only costs $29. https://www.audinate.com/products/software/dante-virtual-soundcard
Or you can run it to an interface such as the RME Digiface Dante, which has unnoticeable latency, but costs $1499. https://www.sweetwater.com/store/detail/DigifaceDAN–rme-digiface-dante
Either method will allow you to send 32 mono channels between your computer and the H9000R. You can also route FX Chains to each other.
Dante Controller's routing matrix looks like this:
