JBL Boombox 4 Portable Bluetooth Speaker Color:Black the rack supports secure mounting

the rack supports secure mounting and proper alignment of equipment

SLiP 14/4's low-Inductance Spiral Geometry minimizes the sound going out-of-focus as length increases

25 in (133mm) woofers + 2x 1

The Insight Series ICI6 in-ceiling speaker is designed for high resolution distributed audio zones

300*x 140 x 35mm(13

JBL Boombox 4 Portable Bluetooth Speaker Color:Black the rack supports secure mountingThe all new JBL Boombox 4 is bigger, bolder, and better than ever, with powerful JBL Pro Sound that stays loud and clear, with deep thumping bass. AI Sound Boost analyzes our music in real time and adjusts the sound to give us more power with less distortion, even when we turn it all the way up. It packs two bigger woofers, two tweeters and three passive radiators, so every track hits harder and sounds cleaner. When we want to fine tune the vibe, we