Different designs, explosion-proof and watertight versions are available. Easy assembly. Applicable for rooms up to 80 m². Parasitic noise and resonance are perfectly eliminated by the digital filters of these microphones. Whether conference rooms, corridors, prison cells, bus or train: wherever there is verbal communication our special microphones listen in.
- Acoustic range: up to 80 m² (omnidirectional 360°)
- Frequency range: 20 Hz – 20 kHz
- Sensitivity: – 45 dB
- Signal/noise ratio SNR: 70 dB – 80 dB
- Directional pattern: omnidirectional 360° ball
- Impedance: 600 Ohm
- Signal output: 2.5 Vpp / -25 dB
- Built-in preamplifier.
- Power supply: DC 12 V ( 8 – 20 V) / ~30 mA
- Connection cable: 3-wire = Power/Audio/GND (maximum length: 3 km)
- Dimensions: different versions available. On request, we can also deliver camouflaged versions (smoke detector, pinhole, outdoor design, etc.).