Don't Buy The Kaotica Eyeball Until You Watch This! | Kaotica Eyeball VS Alctron PF8 The Kaotica Eyeball claims to be a replacement for a vocal booth and acoustic treatment in your studio. Does it work? And how well does it stack up against the Alctron PF8, a cheap knockoff for about $30 compared to the Eyeball's $200 price tag. From the home studio setup to the commercial studio facility, this could be the answer to getting cleaner, consistent vocal recordings.