Pinhole digital noise reduction pickups NIS-080VH

1. Designed for special investigation room, prison investigation room and other industry users synchronized monitoring and recording design, the original imported kit assembly.
2. Strong, beautiful and durable metal shell, more dignified and luxurious, explosion-proof appearance structure, compact and exquisite products.
3. BOURNS professional senior silver-plated recording omnidirectional audio head, 5 ~ 80 square high fidelity, high sensitivity, high bandwidth, no noise.
4. Digital noise reduction signal processing circuit, built-in voice excitation function, greatly improve the clarity of voice.
5. The unique design of the "electronic noise dynamic closed-loop suppression circuit", completely eliminate the "hiss" electronic noise.
6. Suitable for multi-point synchronous voice sampling, built-in micro-adjustment potentiometer, built-in background noise filtering function, greatly improve the clarity of the voice.
7. Unique Dolby omnidirectional logic surround sound standard design, built-in high-speed voice DSP processing unit, two-level dynamic noise reduction processing.
8. Full shielding structure design, to eliminate external electromagnetic interference, to meet a variety of environmental installation.
9. Integrated professional automatic noise identification processing technology and AGC and DTS noise reduction signal microprocessing circuit.
10.  Pickup built-in lightning protection, power supply polarity reversal protection and power protection module.
11.  Integrated professional SMT audio processor, can directly drive active speakers, hard disk recorders, recorders, etc.