ETY COM Technical Specifications

Receiver

• Transducer type: balanced armature
• Impedance: 32 Ohms @ 1 kHz
• Maximum continuous input: 1 V
• Sound pressure level 1 kHz: 97 ±3 dB @ 0.1 V
• Frequency response: 22 Hz to 12 kHz

Unsurpassed Noise Isolation

Provides the highest sound isolation of any mobile phone headset:

• Noise reduction = 37 dB, averaged over octave frequencies from 124-8000 Hz.
• Noise Reduction Rating (NRR) = 24 dB, as measured by independent E-A-R CAL  Laboratory (Indianapolis, IN). Allows only the audio from the caller to enter the ear.

Microphone

• Microphone type: directional electret
• Operating voltage: 1.0 V to 10.0 V
• Close talking sensitivity:
  -46 ±3 dB dB re: 1 V/Pa @ 1 kHz
  (measured @ 15 mm from source)
• Noise Rejection: 10 dB
  (compared to an omnidirectional microphone at the same location)

Highly Directional, Noise-Canceling Microphone

• The ETY COM's highly directional microphone is positioned close to the mouth  for best clarity and maximum rejection of background noise.
• Up to 25 dB more noise rejection than boom mics that are not close to the  mouth.
• 4 to 11 dB greater noise rejection than other microphones in the same location.
• Allows you to speak softly for greater privacy.