Reference: PHO 521.
Headset including very sensitive microphone for an optimum audio quality.
Supplied with a generic earphone kit: left and right earphones and 3 silicone inserts.available with custom-molded ear impression.
Molded ear impression (resin mold): perfect fit
No pressure around the head and no discomfort: total freedom
Excellent speech intelligibility: crystal-clear sound
- Microphone sensitivity: -44 (±4) dB re. 1V/Pa at 1 kHz
- Microphone type: Electret, noise-cancelling
- Ear speaker sensitivity: 94 dBA @ 150 mVRMS
- Ear speaker impedance: 50 Ω DC, 100 Ω @ 1 kHz
- Cable pulling force: 50 N
- Operating temperature range : -20°C – +60°C
- Electromagnetic compatibility (EMC) EN 55022, EN 55024