The BSS Soundweb Contrio EC-4B-US is a programmable Ethernet wall controller designed for seamless control and monitoring within Harman HiQnet systems. It provides intuitive user control of BSS Audio Soundweb London, Crown DCi Series amplifiers, and other HiQnet-enabled devices.
With four programmable buttons, a multicolor LCD, and PoE-powered Ethernet connectivity, the EC-4B-US delivers flexible, secure, and elegant control for professionally installed audio environments.
Control & Integration
The EC-4B-US connects to the system via a single Ethernet port, which provides:
The controller is configured using HiQnet™ Audio Architect software, utilizing a simple drag-and-drop programming workflow for fast system deployment.
Button & Display Functionality
The EC-4B-US features four programmable buttons and a high-contrast LCD screen, all with multicolor backlighting.
Button Capabilities
LCD Display
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Resolution: 64 x 128 pixels
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Displays custom text and system feedback
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Multicolor backlighting with adjustable intensity
Buttons and displays can each display up to eight colors, allowing clear visual feedback for system states.
Sleep & Security Features
To prevent distraction in low-light environments, the EC-4B-US includes a sleep mode that turns off all LEDs after a configurable period of inactivity. Any user interaction instantly wakes the controller.
For secure installations, the EC-4B-US supports:
This makes it ideal for public or shared spaces.
Installation Options
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US single-gang Decora form factor
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Available in black or white
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Clean, low-profile wall mounting
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PoE eliminates the need for local power supplies
(EU single-gang version also available under EC-4B-EU)
Applications
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Corporate meeting rooms
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Conference centers
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Educational facilities
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Hospitality and public spaces
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Government and enterprise AV systems
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Installed Soundweb London control systems
BSS EC-4B-US Key Features
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Ethernet wall controller for HiQnet systems
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Compatible with Soundweb London, Crown DCi, and other HiQnet devices
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4 programmable, multicolored buttons
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1 programmable 64 x 128 pixel multicolor LCD
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Power over Ethernet (PoE)
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Drag-and-drop configuration in HiQnet Audio Architect
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Sleep mode for low-light environments
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Security with remote lock/unlock and local PIN entry
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Available in black or white
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US Decora single-gang form factor
The BSS Soundweb Contrio EC-4B-US delivers powerful, intuitive control for modern installed audio systems. With flexible programming, secure operation, multicolor visual feedback, and PoE simplicity, it is an ideal wall-mounted control solution for any HiQnet-based Soundweb London system.
