JBL Professional MD49

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High Power 4-Way Loudspeaker with 2 x 15" LF Driver

JBL’s Marquis Dance Club Series is a state-of-the-art family of loudspeaker systems designed specifically for the Dance Club Market. MD49 is a high-power 90° x 50° dual 15" low-frequency system utilizing dual 2265H Differential Drive transducers, CMCD82H 8" mid-range driver, 2432H 3" diaphragm compression driver, and dual ST400 super tweeters. All of the Marquis Series loudspeakers offer unprecedented fidelity, clarity, and breathtaking purity.

Features

Dual JBL 2265H 3" dual voice coil – dual magnetic gap Differential Drive® woofers
JBL CMCD-82H 8" cone midrange compression driver
JBL 2432H 3" diaphragm, 1.5" exit compression driver
90° x 50° PT™ Progressive Transition waveguide
Dual JBL Selenium ST400 Super Tweeters
4-way quad-amplified system

Applications

Sophisticated dance clubs
Anywhere high energy dance music is required

Downloads

Documents

	Language	Size	Uploaded
Marquis Dance Brochure updated: Apr 2026		538 KB	Apr 2026
MD49 Spec Sheet updated: Apr 2026		546 KB	Apr 2026

Data Sheets

	Size	Uploaded
MD49 Spec Sheet updated: Oct 2019	546 KB	Oct 2019

Specifications

	Size	Uploaded
Marquis Dance Club Series Spec Sheets updated: Jul 2019	3.97 MB	Jul 2019

Brochures

	Size	Uploaded
Marquis Dance Club Series Brochure updated: Jul 2019	538 KB	Jul 2019

CAD Drawings

	Size	Uploaded
Marquis Dance Series Customer Drawings PDF updated: Oct 2019	205 KB	Oct 2019
Marquis Dance Series 3D DXF Drawings updated: Oct 2019	10.4 MB	Oct 2019
Marquis Dance Series 2D DXF Drawings updated: Oct 2019	612 KB	Oct 2019

Compliances

	Size	Uploaded
Marquis Dance Club Series Declaration of Conformity updated: Oct 2019	144 KB	Oct 2019

Simulation Data

	Version	Size	Uploaded
JBL Pro ALL CLF Files version 12-10-21, updated: May 2023	12-10-21	24 MB	May 2023

Speaker Tunings

	Size	Uploaded
Marquis Dance Club Series Tunings updated: Oct 2019	1.47 MB	Oct 2019

Images

	Size	Uploaded
MD49 Hi-Res Image 2 updated: Jul 2019	306 KB	Jul 2019
MD49 Hi-Res Image updated: Jul 2019	226 KB	Jul 2019

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Parts & Service

Specifications

Frequency Range (-10dB)	42 Hz – 20 kHz
Power Rating	LF: 1600 W / MF: 350 WHF: 75 WUHF: 130 W
Coverage Pattern	90° x 50°, rotatable waveguide
Frequency Response (±3 dB)	48 Hz – 19 kHz
Directivity Factor (Q)	10
Directivity Index (DI)	10 dB
Crossover Modes	Quad-amp
Crossover Frequencies	270 Hz, 2.7 kHz, 10 kHz
System Impedance	LF: 4 Ohms MF: 8 Ohms HF: 8 OhmsUHF: 4 Ohms
System Power Rating	LF: 1100 W (4400 W peak), 100 hrsMF: 200 W, 100 hrsHF: 50 W, 100 hrsUHF: 35 W, 100 hrs
Maximum SPL (1m)	LF: 130 dB-SPL cont avg (136 dB peak)MF: 133 dB-SPL cont avg (139 dB peak)HF: 132 dB-SPL cont avg (138 dB peak)UHF: 128 dB-SPL cont avg (134 dB peak)
LF Driver	2 x JBL 2265H 380 mm (15 in ) Differential Drive driver with 75 mm (3 in) dual voice coil
Nominal LF Driver Impedance	4 ohms
LFD Sensitivity	101 dB SPL, s.83V (2W) @ 1m (3.3 ft)
Midrange Driver	JBL CMCD-82H Cone Midrange Compression Driver with integral 200 mm (8 in) diameter Differential Drive® dual voice-coil internal driver
MD Nominal Impedance	8 ohms
MD Sensitivity	112 dB SPL, 2.83V (1W) @ 1m (3.3 ft)
HF Driver	JBL 2432H, 38 mm (1.5 in) exit compression driver, 75 mm (3 in) voice coil
Nominal HF Driver Impedance	8 ohms
HFD Sensitivity	113 dB SPL, 2.83V (1W) @ 1m (3.3 ft)
Waveguide	PT-K95MH
Super Tweeter	2 x JBL Selenium ST400 Super Tweeter
ST Nominal Impedance	4 ohms
ST Sensitivity (1W @ 1m)	112 dB SPL, 2.83V (2W) @ 1m (3.3 ft)
Enclosure	Trapezoidal with 15 degree side angles, 16 mm (5/8 in) exterior grade 11-ply Finnish birch plywood
Suspension Attachment	13 points (3 top, 3 bottom, 2 each side, 3 rear), M10 threaded hardware
Finish	Black DuraFlex™ finish.
Grille	Powder coated 14 gauge perforated steel.
Input Connector	NL8 Neutrik Speakon® and CE-compliant covered barrier strip terminals. Barrier terminals accept up to 5.2 sq mm (10 AWG) wire or max width 9 mm (.375 in) spade lugs. Speakon in parallel with barrier strip for loop-through.
Dimensions (H x W x D in vertical orientation)	1524.0 x 559.8 x 655.3 mm(60.0 x 22 x 25.8 in)
Net Weight	65.8 kg (145 lb)
Optional Accessories	M10 x 35 mm forged shoulder eyebolts with washers.