CLOCKAUDIO EAR DEFENDING HEADPHONES
These comfortable, Swiss made and certificated, noise excluding ear-cups have dynamic transducers fitted for communications in high ambient sound levels. Three models are offered. The H1000 has earpieces only, whilst the HS1000 have additionally a close talking, noise cancelling electret (HS1000E) or dynamic (HS1000D) boom microphone. All types are fitted with an expanding coil cable, (380mm closed, 2m fully extended), supplied without connector.
Technical Specification:
Earpieces:
| Rated noise attenuation factor: |
29dB |
| Frequency range: |
20Hz-18kHz |
| Rated impedance: |
300 ohms per system |
| Sensitivity: |
92dB |
Microphone:
| Frequency range: |
150Hz-10kHz |
| Impedance: |
2000 ohms (electret), 300 ohms (dynamic) |
General:
| Weight: |
420g (H1000), 500g (HS1000)kg. |