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Item Description

Build your own intercom system with the Terraphone Professional Plus+, simply add your choice of headsets to the Terraphone amplifier. The professional Plus+ is fully Peltor compatible.


  - Peltor compatible
  - Two volume controls
  - Powered from car battery
  - Noise cancelling microphones for improved sound reproduction
  - 2 way radio connection, with radio isolation switch
  - AVC (auto volume control), eliminates 100% of amplified background noise
  - Limiter, automatically reduces maximum amplified noise for as short period. If you shout, the other person will not be deafened, the electronics temporarily reduces the maximum peak of amplification.

External Connections

  - Connection for telephone via Bluetooth adapter (optional adapter T030)
  - Connection to  interface with 2 way radio (optional radio wiring kit T038)
  - Audio  output socket for MP3 recorder (recording pace notes) or video camera
  - Audio input, for music or other audio devices


  - Non helmet practice headsets for crew communication on road sections or when preparing pace notes
  - Available in both full face and open face headset options


  - Full face noise cancelling headset. Part No T044
  - Open face noise cancelling headset. Part No. T045
  - Practice headset (none helmet headset). Part No. T047
  - Bluetooth telephone adapter. Part No. T030
  - 2 Way radio kit. Part No. T038


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