Sennheiser : HMD 280
Description
Based on the closed-back, dynamic HD 280 Pro headphones, the Sennheiser HMD-280 Pro headset has been especially designed for communications in high-noise environments. The HMD280‘s dynamic, super-cardioid microphone has been optimized for close talking distances.
Features
→ Noise-compensation microphone with extremely low handling noise→ Microphone can be worn on either left or right hand side
→ Easily replaceable, single-sided coiled cable
→ Very good attenuation of background noise
→ Nominal headphone impedance 300ohm
→ Terminated with tinned leads
Specifications
| Attenuation | Max. 32 dB |
| Characteristic SPL | 102 dB |
| Connector | Unterminated coiled cable, min. 1m / max. 3m |
| Distortion | < 1% |
| Ear coupling | Around-the-ear, closed |
| Frequency response | 8 - 25,000 Hz |
| Frequency response (microphone) | 50 - 13,000 Hz |
| Nominal impedance | 300 Ω / side |
| Sensitivity | 1 mV/Pa |
| Transducer principle | Dynamic |
| Transducer principle | Dynamic |
| Weight w/o cable | Approx. 7.8 oz. (220 g) |