JBLControl 24CT-BK

Background/Foreground Ceiling Speaker

Background/Foreground Ceiling Speaker

The Control 24CT-BK is a compact ceiling speaker providing premium performance in background, foreground and music-pluspaging sound systems. The Control 24CT-BK is perfectly suited for a wide variety of applications from professional offices and airports to restaurants and specialty retail stores. High power handling, wide frequency response and low distortion make the Control 24CT-BK ideal for sound systems requiring a higher fidelity sound from ceiling loudspeakers. The premium performance capability ensures excellent sound character, providing pleasant, enveloping sound throughout the listening area.


·       Coaxially mounted 100 mm (4 in) woofer with butyl rubber surround and 19 mm (¾ in) titanium coated diffraction-loaded tweeter

·       High power, wide frequency response and low distortion for high sound level capability

·       Wide coverage allows fewer speakers, reducing the cost of the installed sound system without sacrificing performance

·       Packaged with grille, backcan and tile rails for fast installation and easy dealer stocking

·       Black baffle and grille works well in black and dark ceiling


Freq. Range (-10 dB)

80 Hz - 20 kHz

Power Capacity

80 Watts Continuous Program Power; 40 Watts Continuous Pink Noise

Transformer Taps

70 V: 30W, 15W, 7.5W & 3.7W taps

100 V: 30W, 15W, & 7.5W taps

Nominal Sensitivity

86 dB SPL @ 1 m (3.3 ft)

Nominal Coverage Angle

130° conical coverage

Directivity Factor (Q)

2.4 averaged 500 Hz to 4 kHz

Directivity Index (DI)

3.8 averaged 500 Hz to 4 kHz

Transformer Insertion Loss

Max 0.8 dB

Low-Frequency Transducers

100 mm (4.0 in) Polypropylene-coated, 1" coil on aluminum former

High-Frequency Transducers

19 mm (0.75 in) Titanium coated polyester


Backcan: Formed steel

Baffle/Rim: Medium impact polystyrene, fire rated UL94V-0


Removable locking connector with screw-down terminals.

2 input terminals and 2 loop-thru output terminals.

Max. wire size 12 AWG (2.5 mm)

Outside Dimensions (H x Dia)

200 x 195 mm (7.9 x 7.7 in)

184 mm (7.2 in) front of ceiling tile to back of backcan

Cutout Size

168 mm (6.6 in)

Net Weight (ea)

3.5 kg (8 lb)

Shipping Weight (pair)

8.0 kg (18 lb)

Included Accessories

C-shaped support backing plate

2 tile support rails (fits both 2 x 4 ft or 600 x 1200 mm tiles)

Cutout template

Paint shield

Removable locking wiring connector