JBL 4312 // Studio Control Monitor / Custom Grilles – AURAL HiFi
JBL Synthesis 4312E | USA Tube Audio
Just picked up a set of super clean JBL 4312 Control Monitors to replace my Marantz Imperial 7s. The Sansui 881 powers them quite well! : r/vintageaudio
JBL 4312 Control Monitors - "Killer", With Stands - SOLD – Holt Hill Audio
Used jbl 4312 for Sale | HifiShark.com
Jbl 4312 Special Edition 70th Anniversary For Sale - US Audio Mart