General speakers create an echo, overlapping sounds
Directional speakers equalize the sound directions to minimize any overlapping sounds
Minimizes echoes when compared to general horns
Compression drivers with the ability to reply at a consistent frequency in an auditory perceptive region
Maximum sound pressure (Peak value) | 140 dB @1m front (Peak) |
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Pointing angle | ±15° |
Maximum transmission distance | ~1000m |
Guaranteed distance for the voice transmission | ~300m |
Frequency range | 120Hz ~ 5kHz |