1st SpX-R review (Patreon)

Marek posted his review of the SpX-R which you can find here: https://www.reddit.com/r/headphones/s/BpLRnpxc74

Thanks a lot for the detailed write-up!

Here are some measurements Marek quickly did (left channel only) on his 711 clone rig, so maybe not 100% GRAS compatible, I just organised them and smoothened for better reading;