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Handapparat T (Various Models)

White telephone handset with a black switch in the middle.Three black handsets are shown, each with a button of a different size and placement in the middle of the grip.Aerial and side view of three white telephone handset receivers with a speaker on one end and microphone on the opposite. There is a large black button in the middle of one handset; another has no button; and the third has a button on the side towards the top of the grip.A telephone handset long and oval in shape, white in color, and which has at one end a microphone and at the other a speaker. There is a prominent black button on the side of the top speaker end.
Model: 
T1, T3, T5, T7
Product Type: 
Device modifier
Manufacturer Name: 
Buhner & Schaible

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Product Description: 

Telephone handset with button at the bottom of the grip and/or top side. The microphone button can be pressed OFF to mute other voices in the background. The function key can be set for external loudspeaker or control relay (radio, recording devices, etc.), while the switch latch is for locking the microphone or function key, in order to avoid a prolonged pressing of the key during longer conversations.

T1 Model

  • A button is at the top: 15x9mm.

T3 Model

  • Magnetic field generator MFE for users who wear hearing aids.

T5 Model

  • Magnetic field generator MFE for users who wear hearing aids.
  • Electret microphone.
  • Earpiece amplifier.

T7 Model

  • Siemens Master set.
  • Buttons placeable in various positions.
  • Optional reed contact for external switches.

Main Features: 

These features are common to all versions:

  • The microphone button disengages the microphone to mute background voices.
  • Function key for an external loudspeaker with 4 potential contacts for example radio, recording devices, loudspeakers.
  • Latching switch to lock the microphone and function key for prolonged pressing.

T1 includes these additional features:

  • Button at the top: 15x9mm.

T3 includes these additional features:

  • Magnetic field generator MFE of approximately 20 cm in the listener's direction helpful for users who wear a hearing aid.
  • Color: Graphite / Polar white.

T5 includes these additional features:

  • Magnetic field generator MFE of approximately 20 cm in the listener's direction helpful for users who wear a hearing aid.
  • Electret microphone.
  • LED showing "Microphone ON".
  • Loudspeaker amplifier.
  • Color: Black.

T7 includes these additional features:

  • Siemens MasterSet
  • Buttons placeable in various areas.

Options & Accessories: 

T1 Model includes these options:

  • Reed contact for external switches.
  • LED.

T7 Model includes these options:

  • Reed contact for external switches.

More Information: 

See Manufacturer's website about T1.

See Manufacturer's website about T3.

See Manufacturer's website about T5.

See Manufacturer's website about T7.