Key Features

Compact, rugged enclosure suitable for ceiling or wall mounting — convenient for background music, paging, or public address uses.

Full-range PA speaker — designed to deliver balanced mid/high frequencies, intelligible vocals, and ambient sound coverage.

Weather-resistant / durable build (intended for professional installation use, including outdoor/ semi-outdoor contexts) — offers longevity and reliability.

Suitable for moderate amplifier power; designed for clarity and reliability over deep bass or high-end hi-fi performance.

Ideal as part of distributed audio systems (multi-speaker setups), public-announcement systems, background music installations, or commercial audio systems.

Description

JBL Control 28-1 – Professional PA System, Black

The Control® 28-1 is a two-way 8” speaker with rich sonic character, wide coverage, consistent coverage, versatile mounting, and a contemporary high-design look that fits into a wide range of decors, This makes Control 28-1 an excellent choice for a wide variety of applications, including retail stores, restaurants, health clubs, theme parks, educational facilities, hospitality, music cafes, leisure venues, and anywhere where a top quality high-output indoor/outdoor foreground/background music (and/or paging) speaker is required.

Specifications

Frequency Range (- -10 dB)	45 Hz to 20 kHz
Frequency Response (+/-3 dB)	62Hz – 16 kHz
Power Rating	240 W Continuous Program (2 hrs) 120 W (480W peak), Continuous Pink Noise (2 hrs) 90 W (360W peak) Continuous Pink Noise (100 hrs)
Maximum Input Voltage	27.5 V RMS (2 hrs), 55.0 V peak
Maximum SPL	112 dB ave. Continuous Pink Noise (118 dB peak)
Sensitivity	91 dB, 1W/1m (ave. 100 Hz – 10 kHz)
Coverage Angle	100° x 100°
Directivity Factor (Q)	7.3 (averaged 1kHz – 16kHz)
Directivity Index (DI)	8.3dB (averaged 1kHz – 16kHz)
Nominal Impedance	8 ohms (THRU setting)
Crossover Type	2nd order low-pass, 1st order high-pass, plus conjugate shaping
Transformer Taps	70V: 60W, 30W, 15W, 7.5W 100V: 60W, 30W, 15W Insertion Loss: <0.94 dB at any tap setting Thru Setting: 8Ω nominal
Recommended Protective High-Pass	45 Hz high-pass (24 dB/oct) for 8Ω operation plus 15W and 7.5W taps; 55 Hz for 30W tap; 65 Hz for 60W tap.
Low Frequency Driver	200 mm (8 in), woven-fiberglass cone with pure butyl rubber surround with Weather-Edge frame protection, high-temp fiberglass voice coil former, high-temp voice coil wire, optimized cone geometry, linear suspension spider, and FEA optimized motor structure.
High Frequency Driver	25 mm (1 in) PEI diaphragm, low-viscosity ferro-magnetic fluid, and lightweight Kapton™ voice coil former.
Enclosure Material	High Impact Polystyrene (HIPS) with 10% glass fill, painted with highly UV-resistant paint on white (-WH) version for maximum UV fade resistance.
Grille	Highly zinc-plated, finished in durable TGIC polyester powdercoating. MTC-28WMG-1 (&-WH) available with WeatherMax™ multi-layer foam and tight-weave mesh vapor barrier backing.
Installation	InvisiBall wall-mounting system included. Two 6 mm attachment points (on top and bottom) for optional MTC-28WMG-1 (&-WH) U-bracket. Secondary safety attachment loop point on the back panel.
Environmental	IP-44 per IEC529 (IP-55 when installed with the optional MTC-28WMG-1 WeatherMax™ grille and either MTC-PC2 or MTC-PC3 panel cover.) Exceeds MilSpec 810 for humidity, salt-spray, temperature & UV. Passes MilStd-202F for salt spray and ASTM G85 for acid-air plus salt spray. Optional MTC-28WMG-1 WeatherMax™ grille for breaking up driving rain, and for especially
Termination	Screw-down terminal strip, zinc-plated copper-based, nickel-plated metal screws and washers. Accepts up to 9 mm outside 4 mm inside open lugs (#6, #8, or #10 lug), plus bare wire (up to 12 AWG / 2.5 mm2). Optional MTC-PC2 and MTC-PC3 protective panel covers are available to provide a sealed entrance for additional weather protection.
Agency Rating	ROHS-compliant; Transformer UL Recognized per UL1876
Colors	Black (RAL9004) or white (-WH, RAL9016)
Dimensions (H x W x D)	386 x 282 x 219 mm (15.2 x 11.1 x 8.6 in); 277 mm (10.9 in) deep total when mounted on InvisiBall wall-mount bracket.
Net Weight	6.8 kg (15.0 lbs)
Shipping Weight	15.4 kg (34 lbs) pair-packed (for 2 speakers)
Included Accessories	InvisiBall™ wall-mounting system), 6 mm x 180 mm hex key
Optional Accessories	MTC-28UB-1 – Yolk-type U-bracket (&-WH) MTC-28WMG-1 – WeatherMax grille with backing (&-WH) MTC-28/25CM – Ceiling-Mount InvisiBall adapter (&-WH)