IP67 rated Remote Speaker Microphone with three buttons for TPH700 (Airbus Defence and Space)


  • Electret microphone capsule
  • Integrated Class-D amplifier
  • Very Solid plastic housing
  • IP67 rated
  • PTT button, emergency button and one button for toggling the volume level
  • LED for displaying the selected volume level and the emergency function (detachable)
  • 360° rotating clip
  • Headphone jack (3.5 mm jack with thread)

Application range

  • Portable radios of the TPH700 Series (Airbus Defence and Space)


  • OBH2 D-Loop earphone with 3.5 mm phone plug
  • SSH1 Acoustical tube earphone with 3.5 mm phone plug

Scope of delivery

  • Remote Speaker Microphone with 360° rotating clip and spiral cable with for TPH700 (Airbus Defence and Space)




HousingPlastic PC-ABS, black
DimensionsHeight 90 mm, Width 66 mm, Depth 31 mm (w/o clip)
Weight200 g (7.05 oz)
Connection11-wires spiral cable, double shielded, Draw length max. 2.5 m, with plug for TPH700 (ADS)
Operating and display elements2 LEDs (green & red), 1 PTT button, 1 volume button, 1 emergency button
Storage Temp.-30 °C to +75 °C (-22 °F to +167 °F)
Operation Temp.-25 °C to +70 °C (-13 °F to +158 °F)
Operating voltage3.3 V (DC)
Frequency range150 Hz to 10 kHz at -10 dB
Sensitivity5 mV/Pa (-46 dBV/Pa ± 3 dB)
Impedance1 kΩ ± 20 % at 1 kHz (balanced)
Frequency range650 Hz to 7 kHz at -10 dB
Effective sound pressure81 dB/1 W/1 m ± 3 dB
Impedance8 Ω ± 15 % at 1 kHz
Maximum output2 W (max. 2.5 W)
Amplifier input600 Ω balanced
Amplifier output0.6 W