The glasses appear to have two electrodes along the earhooks, using the same rubber design as the InteraXon Muse.
The nose bridge may act as the ground and/or reference.
Ariel Garten, founer and CEO of InteraXon, told us the device "gets great EEG."
The device features a bluetooth API. No details on API documentation yet.
Update 10/10/17 - Smith optics has a Pro program for sponsorships and deals. Smith are targeting outdoor industries, according to a representative there.
h/t Paul Solos