1、Bi-directional array structure, dual voice head pickup filtering analysis, comprehensive capture of complete, clear voice.
2、FPGA dual-core digital noise reduction core, ATDA dynamic noise level detection, adaptive band-pass filtering.
3, "Wide dynamic range compression" patented technology, to achieve WDRC wide dynamic range compression.
4, the effective acquisition of sound area of up to 100 square, effective elimination of echoes in the environment tail sound.
5、Adaptive noise recognition processing technology, to achieve the original pure voice in the noise highlight.
6, the use of professional recording omnidirectional microphone, clear sound, bright, strong sense of rhythm.
7, ultra-long audio signal transmission technology, using RVVP2 × 1.5 mm2 shielded cable transmission 1 km without distortion.
8, pickup built-in lightning protection, power supply polarity reversal protection and power protection module.
9, integrated professional preamplified audio circuit, directly drive active speakers, hard disk recorders, headphones, etc.
10, through the Ministry of Public Security and Police Electronic Product Quality Testing Center test.
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