The Bose mobile app also allows me to use two pairs of Bose headphones on a single device, but still only 2 devices and AFAICT only for media consumption.
Of course, the company disappeared, and now in 2026, we have lesser tech than we had back in 2017.
If you're wondering "Well, how did a company disappear?!", feel free to take the most corpo/capitalist-dystopian guess.
If you guessed "They got bought out by Google - presumably for IP - with the founders joining Big G, and Google of course promptly shelved it and did absolutely diddly squat with it", congratulations, you win... frustration and disappointment, I suppose!
1 - https://www.cnet.com/tech/tech-industry/the-most-exciting-th...
Not "audiophiles" standard though from a sound engineer pov, it is very decent (especially compared to my other laptops)