Description

The JBL Control 321C is a high-performance, passive 12″ coaxial ceiling speaker meticulously engineered to deliver exceptional voice amplification and foreground music reproduction. Designed for a variety of environments, including waiting rooms, offices, retail stores, and restaurants, the Control 321C combines robust construction with advanced acoustic engineering to provide superior sound quality. When driven by a low-impedance power amplifier (available separately), this 2-way speaker delivers impressive power handling and audio performance, making it a versatile and powerful addition to any audio setup.

Key Features

• Material: Constructed from high-quality, durable materials to ensure long-lasting performance and reliability
• Design: Coaxial design with a 12″ low-frequency driver and a 1″ high-frequency compression driver for superior audio clarity
• Functionality: Designed for voice amplification and foreground music reproduction, suitable for diverse audio applications
• Kevlar-Reinforced Cone: Provides enhanced durability and performance for the low-frequency driver
• Titanium-Diaphragm Compression Driver: Ensures clear and accurate high frequencies

Detailed Specifications

• Driver Configuration:
  • Low-Frequency Driver: 12″ (305 mm) Kevlar-reinforced cone woofer for deep and accurate bass
  • High-Frequency Driver: 1″ (25 mm) exit titanium compression driver for clear and accurate high frequencies
• Frequency Response:
  • Frequency Range: 47 Hz – 16 kHz
  • Usable Low Frequency: 40 Hz at -10 dB
• Power Handling:
  • Continuous Program Power: 250W
  • Continuous Pink Noise Power: 125W
  • Peak Power Handling: 1000W
• Sensitivity:
  • 92 dB SPL at 1W, 1m (3.3 ft)
• Impedance:
  • Nominal 8 Ohms

Construction and Finish

• Cabinet Material: High-impact polystyrene with a fire-retardant coating for durability and safety
• Grille: Powder-coated, zinc-plated steel with an acoustically transparent foam backing for protection and aesthetic appeal
• Color: White, paintable to match any décor

Dimensions and Weight

• Dimensions (Diameter x Depth): 368 mm x 320 mm (14.5 in x 12.6 in)
• Weight: 9.5 kg (21 lbs) per speaker

Installation and Mounting

• Mounting Options: Designed for easy installation in a variety of ceiling configurations
• Accessories Included:
  • C-ring and tile bridge for secure mounting in suspended ceilings
  • Pre-installed mounting hardware for quick and easy setup

Applications

• Commercial Spaces: Ideal for offices, retail environments, waiting rooms, and conference rooms where high-quality audio is essential
• Residential Installations: Suitable for home theaters and high-fidelity audio systems, delivering clear and powerful sound
• Public Venues: Perfect for auditoriums, lecture halls, and other large spaces requiring robust voice amplification and music reproduction

System Integration

• Voice Amplification: Provides clear and intelligible voice reproduction for announcements and presentations
• Foreground Music: Delivers rich and detailed music playback for a variety of environments, enhancing the audio experience for listeners

Summary

The JBL Control 321C is a versatile and powerful passive coaxial ceiling speaker designed to meet the demands of various audio applications. With its robust construction, superior audio clarity, and flexible installation options, the Control 321C is ideal for both commercial and residential environments. Its high power handling and advanced driver technology ensure optimal performance and reliability, making it a preferred choice for achieving high-quality sound.

Highlights

• High-Quality Construction: Built with durable materials for long-lasting performance
• Coaxial Design: 12″ Kevlar-reinforced cone woofer and 1″ titanium compression driver for superior audio clarity
• Impressive Power Handling: Capable of handling 250W continuous power and 1000W peak power
• Extended Frequency Response: 47 Hz – 16 kHz for a full range of sound
• Versatile Applications: Suitable for a wide range of commercial and residential environments
• Easy Installation: Includes mounting hardware and accessories for quick setup

Conclusion

By choosing the JBL Control 321C passive coaxial ceiling speaker, installers and audio professionals can ensure a flawless and efficient setup, providing high-quality sound performance in any space. These loudspeakers are designed to streamline the installation process, offering a stable and reliable solution for voice amplification and foreground music reproduction.

Technical Support and Warranty

• Technical Support: JBL offers comprehensive technical support to assist with the installation and use of the Control 321C loudspeakers. Support services include detailed installation guides, troubleshooting assistance, and expert advice from JBL technicians.
• Warranty: The Control 321C loudspeakers are backed by JBL’s warranty, ensuring peace of mind and reliable performance. Specific warranty terms and conditions can be obtained from JBL’s customer service or official website.

Additional Resources

• Installation Videos: Step-by-step video tutorials are available on the JBL website and official YouTube channel to guide users through the installation process.
• User Manuals: Detailed user manuals provide comprehensive information on the installation and use of the Control 321C loudspeakers.
• Customer Service: JBL’s customer service team is available to answer any questions and provide further assistance as needed.

By leveraging the JBL Control 321C passive coaxial ceiling loudspeakers, installers can achieve a professional and efficient speaker setup, ensuring optimal audio performance and satisfaction in any environment. The combination of precision engineering, durable materials, and ease of installation makes the Control 321C loudspeakers a preferred choice for audio professionals and enthusiasts alike.

Technical Specifications

• Driver Size:
  • Woofer: 12″ (305 mm) Kevlar-reinforced cone
  • Tweeter: 1″ (25 mm) titanium compression driver
• Frequency Response: 47 Hz – 16 kHz
• Usable Low Frequency: 40 Hz at -10 dB
• Continuous Program Power: 250W
• Continuous Pink Noise Power: 125W
• Peak Power Handling: 1000W
• Sensitivity: 92 dB SPL at 1W, 1m (3.3 ft)
• Nominal Impedance: 8 Ohms
• Cabinet Material: High-impact polystyrene with a fire-retardant coating
• Grille: Powder-coated, zinc-plated steel with an acoustically transparent foam backing
• Dimensions (Diameter x Depth): 368 mm x 320 mm (14.5 in x 12.6 in)
• Weight: 9.5 kg (21 lbs) per speaker
• Color Options: White, paintable to match décor
• Operating Temperature: -10°C to 50°C (14°F to 122°F)
• Storage Temperature: -20°C to 60°C (-4°F to 140°F)
• Humidity Range: 5% to 95% non-condensing

The JBL Control 321C passive coaxial ceiling loudspeakers are engineered to withstand various environmental conditions, ensuring durability and performance in diverse installation settings. Their robust construction and precise design provide a reliable solution for achieving high-quality audio installations in both commercial and residential environments.