ControlSpace EX-440C conferencing signal processor

ControlSpace EX-440C conferencing signal processor

Recommended retail price


With an open-architecture, all-in-one design, the ControlSpace EX-440C conferencing signal processor facilitates high-quality microphone integration and audio processing for small to medium standalone meeting rooms. Various inputs and outputs allow for flexible configuration: four mic/line analog inputs, four analog outputs, onboard VoIP and PSTN, USB, Bose AmpLink output, eight-channel acoustic echo cancelling (AEC), and 16 x 16 Dante® connectivity. ControlSpace Designer software simplifies the setup process with drag-and-drop programming, making configuration quick and easy.


All-in-one design supports simultaneous VoIP, PSTN, and USB soft codecs in a single, 1RU model

8-channel advanced AEC with multiple references, routable to both analog and Dante inputs

Adaptable noise cancellation with non-linear processing and comfort noise on each AEC channel enhances clarity

Single-line VoIP supports all popular systems and includes an internal web interface for IT personnel to configure VoIP parameters without design file access or integrator involvement

PSTN (RJ-11) connection for worldwide POTS/analog telephone systems and includes compliance certification for most countries

USB connection facilitates easy integration with all soft codecs

Dante audio networking supports 16 x 16 audio channels for connection to other Dante-enabled products, including native Dante-integrated microphones and amplifiers

Bose AmpLink port provides 4 channels of uncompressed, low-latency digital audio to AmpLink-equipped Bose amplifiers

Front-panel interface features a large OLED display and rotary encoder for setting network parameters and monitoring channel activity

GPI and Serial for external connections, such as fire alarm triggers and interfacing with control systems


  • Small/Medium conference rooms
  • Courtrooms
  • Distance learning


Technical Summary

Signal Processor
32-bit fixed/floating-point DSP 456 MHz/ARM Cortex-A8 600 MHz

Dynamic Range
> 115 dB A-weighted 20 Hz – 20 kHz, analogy input to analog output

Output Channels
4 balanced, line level

Frequency Response
20 Hz to 20 kHz (+0.3 dB/-0.1 dB)

Input Channels
4 balanced, mic/line level