Harman Professional Common Room Audio System - Gold Bundle
Audio System Bundle for Common Room
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The Harman Professional Common Room Audio System Gold Bundle is a complete, easy-to-use audio solution designed specifically for common rooms, lounges, breakout areas, classrooms, collaborative spaces, and multipurpose environments. Featuring premium JBL Control 426C/T ceiling speakers, powerful Crown CTD-4125 amplification, advanced BSS signal processing, and an intuitive BSS wall controller, this bundle delivers rich, enveloping sound with simple day-to-day operation. Whether you're enhancing ambience with background audio, supporting presentations, or providing clear announcements, this system ensures consistent, high-quality sound throughout your space.
Key Features
- Complete Bundle for Simplified Installation: Includes speakers, amplifier, DSP, and wall controller, everything required for a professional common room audio system.
- Enhanced Coverage Speakers: JBL Control 426C/T loudspeakers provide wide, evenly balanced sound with premium clarity, improving speech intelligibility and ambient audio throughout shared environments.
- Ideal for Shared Spaces: Designed to deliver smooth, reliable audio across lounges, breakout zones, classrooms, and multipurpose rooms, powered by the Crown CTD-4125 amplifier and BSS BLU-50v2 DSP.
- Clean & Discreet Installation: Stylish bezel-less ceiling speakers blend seamlessly into modern educational, office, and communal interiors.
- Simple Daily Control: Users can adjust volume and select audio sources using the BSS EC-4BV wall controller—no technical experience required.
- Professional Reliability: Built with robust commercial-grade components from JBL, Crown, and BSS for dependable everyday operation.
- Scalable & Flexible: Perfect for medium-sized common rooms today and easily expandable as space requirements or building systems grow.
Specifications
A premium 6.5" in-ceiling loudspeaker featuring JBL’s CRBI™ technology for exceptionally smooth and even sound coverage. Designed for higher-fidelity background audio and speech reinforcement, it delivers clear, consistent sound throughout common rooms and multipurpose spaces.
| Type | 6.5" high-performance full-range ceiling speaker with CRBI™ technology |
| Frequency Range | 72 Hz – 19 kHz (–10 dB) |
| Frequency Response | 95 Hz – 17 kHz (±3 dB) |
| Coverage | 110° conical |
| Sensitivity | 89 dB |
| Power Handling | 110 W continuous pink noise / 220 W program |
| Transformer Taps | 60 W, 30 W, 15 W, 7.5 W (70V) / 60 W, 30 W, 15 W (100V) |
| Impedance | 12 Ω nominal |
| Dimensions | Ø 253 mm × 190 mm depth |
| Ceiling Cutout | 223 mm |
| Colour | White |
| Weight | 4.2 kg each |
A 4-channel commercial amplifier with power sharing and built-in DSP for optimised performance with JBL speakers. Reliable and efficient, it provides clean, consistent amplification suited for multipurpose and collaborative spaces.
| Channels | 4 |
| Power Output | 125 W × 4 (8Ω / 4Ω / 70V / 100V) |
| Power Sharing | Shares up to 500 W across all four channels |
| DSP | Built-in DSP with JBL Control 400 Series tunings |
| Inputs | Analog + Dante/AES67 |
| Signal-to-Noise Ratio | 104 dB (analog), 113 dB (Dante) |
| Dimensions | 358 × 220 × 43 mm |
| Weight | 3.2 kg |
A compact digital signal processor that optimises the performance of the entire system. It ensures balanced, high-quality sound across the room while supporting routing, tuning, and remote monitoring.
| Inputs / Outputs | 4 analog inputs + 4 analog outputs |
| Digital Audio | 48-channel BLU link |
| Phantom Power | 48 V selectable |
| Logic I/O | 12 control inputs + 6 logic outputs |
| Control Software | HiQnet London Architect |
| Power | PoE+ or 12–48 V DC |
| Dimensions | 219 × 197 × 41 mm |
| Weight | 1.28 kg |
An intuitive wall-mounted control panel featuring a volume knob, 4-programmable multicolour buttons, and a clear LCD display. It allows staff to easily adjust audio levels and sources without needing technical training.
| User Controls | Push/rotary encoder, encoder ring, 4-programmable multicolour buttons, LCD screen |
| Display | 64 × 128-pixel LCD |
| Power | PoE (Power over Ethernet) |
| Modes | 1-zone, 4-zone, or hybrid |
| Lockout | Remote lock + PIN unlock |
| Max Cable Length | 100 m (328 ft) |
| Colour Options | Black or White |
| Form Factor | Single-gang (EU Version) |
| Weight | 0.5 kg (1 lb) |
Bundle Includes
- Ceiling Speakers: 8 × JBL Control 426C/T
- Wall Controller: 1 × BSS EC-4BV
- Amplifier: 1 × Crown CTD-4125
- DSP Processor: 1 × BSS BLU-50v2
Application Examples
| Common Rooms & Lounges | Provide high-quality background audio for relaxation, collaboration, or casual meetings. |
| Education Spaces | Enhance presentations and group activities with improved clarity and coverage. |
| Corporate Breakout Areas | Deliver consistent background audio with simple user control. |
| Multipurpose Rooms | Flexible enough for events, trainings, and general ambient audio. |
| Hospitality Lounges | Discreet installation and premium sound for welcoming shared environments. |
The Harman Professional Common Room Audio System Gold Bundle elevates performance with upgraded JBL Control 426C/T ceiling speakers and a powerful Crown CTD-4125 amplifier. With premium components from JBL, Crown, and BSS, it delivers a rich, consistent audio experience ideal for educational, corporate, and multipurpose shared environments.