Pioneer CS-539 Speakers - Saw these in a pawn shop for $50. Any good? Seem to be Made in Japan at least and feels like decent build quality. : r/vintageaudio
Pioneer CS-161 | Hifi-Wiki
Curbside Pioneer CS-44. : r/vintageaudio
Pioneer Home Speakers and Subwoofers | eBay
FreelyWheely: Retro Pioneer CS-161 Speakers
Used Pioneer CS-161 Subwoofers for Sale | HifiShark.com
Pioneer CS-VX110 vintage speakers | eBay
Hi Fi Pioneer Pl 210 system + 2 CS 161 speakers - Catawiki
Pioneer CS-530's from Goodwill. Looking for info : r/BudgetAudiophile