JBL Synthesis S3900 Photo #4371771 - US Audio Mart
JBL Synthesis System, a dream come true : r/audiophile
Unstoppable: JBL's mighty 4429 and S3900 speakers - CNET
JBL Synthesis - JBL S3900 floorstanding loudspeakers deliver exceptional audio to all of your listening experiences—whether discovering new music or revisiting classic favorites. Thanks to Jeff P for sharing. Tag #JBLSynthesis for