15 Inch 2-Way Full Range Loudspeaker System

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15 Inch 2-Way Full Range Loudspeaker System

The KP4015 is a compact and premium high-output full-range loudspeaker. The KP4015 uses a 380 mm (15 in) humidity protection woofer with optimal demodulating/cooling aluminium ring inside, which is high power, low distortion and low power compression, and a 2408H-2 37.5 mm (1.5 in) annular polymer diaphragm, neodymium compression driver for 400 watts power capacity. 70° x 100° coverage pattern provides smooth, even coverage whether used in the vertical or horizontal orientation. The high-order passive network minimizes band overlap.


  • 15″ High efficiency woofer design
  • 1.5″ annular polymer diaphragm compression driver
  • Enclosure constructed of 15 mm birch plywood with rugged durable finish
  • 70° x 100° coverage pattern for even and smooth response on and off axis
  • Attractive cloth backed robust steel grille design
  • Precision engineered crossover for optimal driver integration
  • Rotatable JBL ENTERTAINMENT logo for both horizontal and vertical applications
  • Two colors for multiple applications: Black and JBL ENTERTAINMENT 10th anniversary exclusive edition
  • Karaoke sound reinforcement
  • Club live sound reinforcement
  • High-performance satellite speaker for use with subwoofers


  Version Language Size Uploaded
file type icon Karaoke Catalogue Brochure
updated: Oct 2020
    4.07 MB Oct 2020
Spec Sheets
file type icon KP4015 Spec Sheet - English
updated: Jan 2023
    571 KB Jan 2023
file type icon KP4015 Spec Sheet - Chinese
updated: Jan 2023
    676 KB Jan 2023

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Parts & Service


System Type 15″, 2-way, bass-reflex
Frequency Range (-10dB) 45 Hz - 20 KHz
Frequency Response (±3 dB) 75 Hz - 20 KHz
System Sensitivity (1w @ 1m) 99 dB
Nominal Impedance 8 ohms
Maximum SPL (1m) 127 dB (133 dB peak)
Power Rating(Continuous/Program/Peak) 400 W/800 W/1600 W
Coverage Pattern 70° x 100° (H x V)
Dimensions (H x W x D) 680 mm x 410 mm x 440 mm (26.8 in x 16.1 in x 17.3 in)
Net Weight 23.0 Kg (50.7 lbs)
LF Driver 1 x 15 inch woofer, 3 inch voice coil, ferrite magnet
HF Driver 1 x 2408H-2 compression driver, 1.5 inch voice coil, NEO magnet
Input Connectors 2 x Neutrik® Speakon® NL4MP
ENCLOSURE CONSTRUCTION Trapezoid, 15 mm, plywood
Enclosure Color Black (KP4015)/White(KP4015-WH)


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15 Inch 2-Way Full Range Loudspeaker System