1, using high-sensitivity omnidirectional capacitive microphone, omnidirectional pickup, clear and natural sound;
2, built-in lightning protection, reverse polarity power protection and electrostatic protection;
3, adaptive dynamic noise reduction processing, built-in high-speed DSP digital signal processor;
4, built-in digital noise reduction signal processing circuit, to effectively prevent voice signal distortion and attenuation;
5, the United States BOURNS special potentiometer, reliable volume adjustment;
6、Built-in automatic noise identification module to minimize environmental noise;
7、Compliant with RoHS standards, the structure does not contain hazardous substances banned by the EU.
8, high-fidelity pickups for customers to provide environmental sound collection equipment, with noise reduction effect, can be directly connected to Hikvision monitoring equipment.
Listening area: 5 ~ 150 square (continuously adjustable)
Audio transmission: 3000 meters
Pointing characteristics: Omni-directional
Frequency response: 20Hz ~ 20kHz
Sensitivity: -32dB
Signal to noise ratio: 80dB (1 m 40 dB source SPL) 30dB (10 m 40 dB source SPL) 1KHz at 1 Pa
Dynamic Range: 104dB (1KHz at Max dB SPL)
Maximum sound pressure: 120dB SPL (1KHz,THD 1%)
Output impedance: 600 ~ 1000 Ohm unbalanced
Signal amplitude: 2.5Vpp/-25db
Microphone: high-fidelity silver-plated condenser head
Signal processing: DTS digital noise reduction, AGC automatic gain, ALC automatic level control
Protection circuit: Lightning protection, power supply polarity reversal protection
Connection : 3 leads (red power positive, white audio positive, black common ground)
Output cable : RVVP3×1.5mm2, (please use shielded cable for electromagnetic complex environment)
Dimensions : 78mm(diameter)×28mm(height)
Availability : In stock. Samples available for testing.