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  • Two microphone IR sound reinforcement system
  • Light weight microphones on lanyard
  • two sensors can be placed to avoid blocking the IR signal
  • Standalone so connects to existing audio amplifier system
  • separate microphone volume controls on receiver

Sell with these related products

Unique Selling Points (or Unique Perceived Benefits)


  • Sound reinforcement in the classroom is recommended by the DfES as a simple and highly effective method of improving the attention and academic results of pupils and students. See articles below
  • The Edis Infrared Microphone system overcomes the problem of interference between systems in adjacent classrooms that are suffered by VHF wireless systems
  • A lightweight teacher microphone with a lanyard and clip is unobtrusive and easy to use.
  • The system can be supplied with an amplifier or plugged directly into existing classroom speakers systems, so saving additional expense.
  • The microphones use standard AA size rechargeable batteries which last for 6-8 hours continuous use and easily replaced when life expired.
  • The microphones are identical so can be used by the teacher or pupils

Technical specification

Microphone outputs 2x RCA, 1x 6.3mm Jack, 1x 3.5mm Mini Jack
Transmission distance 10m
Power supplies AC 230v
Distortion <1%
S/N ratio >80 dB
Receiving angle: 120 °

Packing list

  • 1x Receiver unit
  • 1x Receiver unit DC power supply
  • 2x IR Microphones with lanyards
  • 2x Infrared receiver sensor with 10m of cable each
  • 1x microphone DC charging stand
  • Power cables: Europlug or UK plug
  • User manual

Packaging info

Other links for EA1133

Articles :