Infrared Listening Systems

Ideal for use in areas where strict privacy and zero overspill is a must (courtrooms, schools with multiple classrooms etc), our powerful yet unobtrusive range of infrared transmitters and listening receivers are perfect for any application where reliable and effective ‘line of sight’ coverage is a must.


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  • IR T2 Medium Area Infrared Transmitter

    • A commercial-grade, medium-area infrared transmitter
    • Provides a coverage area of up to 1.673 sq.m (18,000 sq.ft) in single channel mode with an RX22-4 receiver.
    • Ideal for assistive listening in spaces such as conference rooms, assisted living facilities, small cinemas and theatres, classrooms and courtrooms.
    • Utilises infrared light to carry audio to people needing hearing assistance to overcome background noise, reverberations and distance from the sound source.
    • Ensures direct, clear speech delivery into a single room - perfect for maintaining proprietary and confidential information within a room or when you have adjacent spaces.
    • Supplied with a wall / ceiling mounting bracket and power supply with line cord.
    • Measures 229mm W, 97mm deep, 36mm high and weighs 0.38kg.
    • Microphone input is 3.5mm stereo jack. Line inputs are Phoenix style connector jack for Channels A and B (will accept line level, balanced or unbalanced audio).
  • WIR RX22-4N Four Channel Infrared Receiver

    • A four-channel infrared receiver compatible with transmitters operating on a 2.3, 2.8, 3.3 or 3.8 MHz bandwidth.
    • Dual infrared detectors maximize sensitivity and operating range.
    • Comfortable, body-pack design features convenient channel selector and easy-to-use on/off volume control.
    • Can be used with mono or stereo headphones, earphones or a neckloop.
    • Supplied with a lanyard.
    • Requires 2 x AA alkaline or rechargeable batteries.
  • NKL-001 Neck Loop

    • Suitable for use by people with moderate to severe hearing loss who use hearing aids or cochlear implants equipped with a T-coil switch.
    • Features a 3.5mm jack plug.
    • Integrated safety breakaway device (if the cord becomes entangled with an object in motion, the breakaway device will disconnect the neckloop from the user).
  • IR RX20 Infrared Receiver

    • A comfortable, stereostethoscope-shaped infrared receiver.
    • Up to 15,000 sq. ft range in single channel mode.
    • Features a volume control thumbwheel, a three-position selection switch (2.3 MHz, 2.8 MHz, stereo) and a power on/off slider
    • 3.5mm stereo headphone jack.
    • 8 hours battery life (requires a CHG 520 charging unit)