KP4000 series is specially tuned for singing and listening in KARAOKE room. It delivers customers with an ultimate KARAOKE experience. With JBL patented neodymium compression driver and specially designed high efficiency woofer, KP4000 series loudspeakers deliver you the wide dynamic range and the high output capacity performance. JBL’s high standard quality control system in power handling guarantees you the reliability in tough condition handling. The most important feature of KP4000 series sonic performance is that the depth and punch of the bass are combined very well. The full bass and smooth mid-frequency are beneficial to singer  to catch the rhythm easily, which will express the emotion of your heart through such a real vocal sound reinforcement.

The enclosure of KP4000 series is constructed of 15mm multiply high quality birch plywood and fitted with strengthening structure inside to reduce the harmful resonance. The enclosure surface is covered with durable black paint coating, it provides six bracket mounting points 100mm distance on left, right and top, and this makes the installation very convenient. It utilizes a 16 gauge protective screen backed steel grille to provide driver protection with a very professional appearance. And the rotatable JBL ENTERTAINMENT metal logo is flexible enough for horizontal and vertical applications.