Hearing augmentation

Hearing augmentation system 3

All-in-one speaker system for larger areas

Key features:
  • Can be added to any existing sound system
  • Connectivity in excess of 15m radius
  • Includes IR mic system with receiver and 2 microphones
  • Includes additional ceiling speakers
  • Easy to install and connect
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Dual Channel Infrared Receiver and Amplifier System

The IR2 channel receiver amplifier utilises reliable infrared transmission and is loaded with excellent integration and exceptional versatility. The four auxiliary inputs offer multimedia integration with even distribution of sound for all audio in the classroom and the two separate outputs for assistive listening and recording with active board. It has 5-band equalizer, a 50 watts Class D amplifier and RS-232 functionality which accomplish the IR2 channel receiver amplifier a full range comprehensive integration device. The IR2 channel receiver amplifier also interfaces with other applications and services such as computer, broadcasting system, fire alarm control unit and emergency alert system.

The HDI Hearing Augmentation Solutions have been created to meet Australian standards, in accordance with the Disability (Access to Premises – Buildings) Standards 2010 – F2010L00668. These solutions can be added to any existing sound system and allow the presenter the freedom of moving around the room whether they are in a classroom or a boardroom.


  • 50-Watt Class D power amplifier
  • 4 media inputs for computer, DVD/iPod TM, MP3, and Aux
  • Auxiliary input with Mic or Line level switch
  • 2 outputs for both assistive listening and audio recording
  • RS-232 integration.
  • Teacher’s voice priority- Channel A priority over line input 5-band EQ
  • Ground loop filter switch for computer input to eliminate hum noise
  • Charger connection 5V DC USB
  • 1 year of warranty
  • Page override (muting) with page pass through to classroom speakers input level 1 00Y, 70V, 25V
  • Excellent vocal quality and reliable connectivity in excess of 15 metre radius (to a central ceiling sensor)
  • Includes IR Mic system with IR receiver, 2 hearing aug microphones, ceiling speakers and a mic charging dock

Features microphone:

  • Extremely lightweight, only 39g with battery
  • Detachable clip and safety breakaway lanyard
  • Push on/off and mute button with functional LED indicator
  • Three position slide switch provides selection of low-mid-hi microphone volume level
  • Hidden channel " 1-A, 2-B, 3(Push to talk)-B " selector
  • External mic and aux input jack (3.5mm)
  • Built-in Li-polymer battery
  • Micro USB charging capability
  • Channel 1 (A) voice priority
  • The volume of the audio devices connected to the main receiver system can be wireless controlled from T6r.