Multi-track demo made from the E370 proto-type:
Here's another demo from the prototype/breadboard E370. Says designer Paul Schreiber, "the sounds the breadboard can generate is about 10% of what the final one can do".
The Kickstarter campaign will be launched Feb 2017 - more info at www.synthtech.com :
Here's a demo of the polyphonic abilities of the production model of the E370, extensively using the onboard chord table sequencer