Type | Ceiling Type Low Noise Digital Sound Pickup |
Pickup Distance | 10-120 ㎡ |
Audio Transmission Distance | 3000m |
Sound-head Dimension | Professional 14mm Gold-plated Condenser Sound-head |
SNR | 78dB |
Dynamic Range | 111dB (1KHz at Max dB SPL) |
Sensitivity | -25dB |
Max. Sustainable Sound Pressure | 126dB SPL (1KHz, THD 1%) |
Directional Characteristic | Omni-directional |
Frequency Response | 20HZ~20kHz (Sound Frequency Band Enhanced Optimization) |
Output Impedance | 600Ω |
Output Signal Amplitude | 2.5Vpp/-25db |
Signal Processing Circuit | Speech Enhancement Digital Noise Reduction DSP, AGC Sound Automatic Gain |
Waterproof | Indoor Damp Proof |
Sound-head Quantity | Single Sound-head |
Certification | CE (European Union), FCC (U.S.A) |
Protection Circuit | Lightning Protection, Power Polarity Reversal Protection |
Transmission Cable | 3 Core 0.5mm2 RVVP Shielded Cable |
Working Voltage | DC 12V (AC 24V Optional) |
Working Current | 20 mA |
Working Temperature | -30°C ~ 80°C |
Color | White |
Material | High-grade Resin PVC Fire-resistant Material |
Dimension | 75mm(Φ) x 25mm(H) |
Weight | 50g |