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Hikvision Digital Noise Reduction Microphone

Function Features:

- Adopt ECM microphone array, allowing you to enjoy the 360° full range of broadband voice as far as 10 meters;
- Embedded DSP audio processor realizes the audio system with abundant functions;
- Adaptive Active noise cancellation algorithm, realizes unparalleled clear voice;
- Adapt to high-end meetings, professional recording, security protection and interrogation applications ;
- Full metal structure and surrounding screen structure design with LED indicator light;
- Embedded pre-amplification electrical appliances can directly drive active loudspeakers and headsets;
- Comply with RoHS standard, and exclude harmful substances prohibited by the EU in structure;
- Have passed the EU CE standard, US FCC certification.

Technical Parameters:

Model
Parameters
DS-2FP4021-B
Digital Noise Reduction Microphone
Microphone ECM Microphone Array, -41dB
Pickup Scope 60 m2 / continuously adjustable
Gain Adjustment Scope 30dB/ continuous
Pickup Direction Full Directions /360°

Frequency Response 100Hz～16KHz（1kHz@94Db SPL）
Signal Processing DSP Processor
Sampling Frequency 32K
Filter ANC AGC EQ Algorithm
Noise Reduction Ability Adaptive 9dB
SNR 75dB
Dynamic Range 85dB
Output Impedance 600 Ohm unbalanced
Output Signal Amplitude 0dBu(1kHz@94Db SPL)
Signal Output Circuit Linear processing with drive
Protective Circuit Protection against lightning strike, signal misconnection protection
Drive Capability Linear drive 0.5W, directly connected to DVR, headsets, active loudspeakers
Connection Mode 3-core flexible glue wires (red: power, black: ground connection, yellow: voice
frequency)
Transmission Cables 3-core 0.5mm²RVVP shield cable
Supply Voltage DC 12V (9V-15V)
Supply Current Max 45mA
Working Temperature -25～55
Installation Mode Fixed Pedestal Mounting
Color True
Shell Material Aluminum alloy + white mesh
External Size 64mm×20mm (diameter * height)
Weight 70g