Sorry if this has been covered befoere.
this yet you be really released interface unit looks very cool and has some promise.
Arturia AudioFuse
QuoteUSB interface with PC, Mac, iOS, Android, and Linux compatibility
from company:
https://www.arturia.com/products/audio/audiofuse/overview (https://www.arturia.com/products/audio/audiofuse/overview)
https://youtu.be/FaQnJiVzBMA (https://youtu.be/FaQnJiVzBMA)
Review: http://www.wirerealm.com/reviews/arturia-audiofuse-audio-interface-review (http://www.wirerealm.com/reviews/arturia-audiofuse-audio-interface-review)
pre order from sweetwater.... http://www.sweetwater.com/store/detail/AudioFuse (http://www.sweetwater.com/store/detail/AudioFuse)
First look is nice...but will it operate stand alone? Or are you looking to run a Android/Laptop device on site
They have been talking about this product since Jan 2015. We're coming up on 2 years with no release yet. Don't hold your breath.
Miq