Vintage JBL 4320 / 4502 Studio Monitor Speakers - electronics - by owner - sale - craigslist
JBL 4502 WX. | vungtauaudio | Flickr
JBL4502 pair
JBL Synthesis - In 1962, JBL laid the foundation for today's great studio monitors, including the new 4306 and 4307, by creating the first two-way studio monitor to use a high-frequency compression