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Part number: 11-11868
743.77 EUR
excl. VAT, excl. shipping
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Introducing the S1 NoiseGard™-R pilot's headset, which is designed for use in single-engine and twin-engine propeller aircraft as well as helicopters. The combination of passive attenuation and the NoiseGard™ technology ensures a significant reduction in noise experienced by the pilot. MP3 players, mobile phones, and computers can be connected easily.

Excellent speech intelligibility
  • NoiseGard™ technology
  • High passive attenuation
  • Noise-compensating microphone
Comfortable, ergonomic design
  • Adjustable contact pressure
  • Soft zone for glasses
  • Lightweight
  • Flexible microphone boom
Outstanding audio quality
  • Sennheiser acoustics deliver outstanding audio quality
  • Audio input to mobile phones and MP3 players
Safety features
  • Separate audio mixers for speech and music
  • Peak Level Protection protects against volume peaks above 110 dB
  • Fail-safe operation: if the power supply fails, the headset remains fully functional as a standard passive headset
  • Foldaway ear cups
  • Control unit for audio functions and mobile phones
  • Auto shut-off function conserves battery life
  • NoiseGard™ can be powered from the on-board power system(optional)

  • Transducer principle: Dynamic, closed
  • Ear coupling: Circumaural
  • Frequency response: 20-18,000 Hz
  • Impedance: Mono: 190 Ohms, Stereo: 350 Ohms
  • Characteristic SPL: 91 dB SPL at 1kHz, 1mW; 96 dB SPL at 1 kHz, 1Vrms
  • Max SPL: 110 dB SPL at 1kHz
  • THD: <1% at 1 kHz, 95 dB SPL
  • Contact pressure, adjustable: Approximately 6-8 N
Microphone incl. preamplifier
  • Type: BKE S1-A
  • Transducer principle: Pre-polarized condenser microphone, noise compensating
  • Frequency response: 100-8,000 Hz
  • Output voltage: 20-80 mV/Pa, adjustable; 35mV/PA +/- 1 dB (factory preset), corresponds to 350 mV +/- 1 dB at 114 dB SPL
  • Terminating empedance: 150-2,200 Ohms
  • Supply voltage: 8-16 V DC
General Data
  • Ambient Temperature: Operation: -15°C to +55°C, Storage: -55°C to +70°C
  • Weight without cable: Approximately 13.8 oz.
  • Cable length: Approximately 6.9 ft.
  • Power supply for NoiseGard™: (2) 1.5 V A alkaline battery (IEC LR 6) or 1 x 1.2 V AA rechargeable battery (IEC LR 6); 12-35 V DC at max. 150 mA (on-board DC power supply system via extension-P-XLR-3 or -P-CIG adapter cable)
  • Operating time (NoiseGard™ only): Alkaline batteries/ rechargeable batteries - approx. 35h, lithium batteries - approx. 40h.

  • S1 NoiseGard™-R headset
  • Carrying case for the headset and accessories
  • Cable clip
  • Windshield
  • 3.5 mm audio cable
  • 3.5 mm audio adapter
  • Belt clip
  • Quick guide
  • Instruction manual


What are the differences between this S1 Noisegard model and the original Sennheiser S1 Digital headset?
The key differences are that this model does not have Bluetooth, Digital ANR Adapt button, and is Analog ANR Treble Boost.

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