Key Benefits:
- Heavy Duty Helmet Attachment Headset HDC-HA
- Easy click-system fits onto most hard hats
- Noise cancelling IP67 waterproof microphone
- Adjustable boom
- SNR rating: 26dB
- Coiled cable
- Nexus jack
- Microphone: Electret bi-directional
- Sensitivty: 15dB - 1 KHz
- Filter: Internal RFI suppression
- Operating temperature: -25°C to +60°C
- Storage temperature: -40°C to +85°C
- Cable switch life: 100.000 cycles
- Cable pull strength: Axial 13 kgs