Pick up area: 20 square meters Directional characteristics: Full directional sensitivity: - 55dB microphone: Electrified capacitor microphone head shell material: PVC Environmental temperature: -20 ℃~40 ℃ Features: voice optimized IC, combined with professional front pickup circuit, clear voice, quiet environment and low noise Installation methods: ceiling installation, wall installation, desktop installation Industry applications: suitable for synchronous monitoring and recording in banks, schools, interrogation rooms, prisons and other environments
main features Voice optimization IC, combined with professional front pickup circuit, ensures clear voice and low noise in a quiet environment.
All coupling capacitors use ruby, sapphire power filter capacitors, and black diamond signal coupling capacitors.
The internal circuit consists of a voice optimization circuit, a power amplification circuit, and maximum noise reduction to ensure output strength.
Low requirements for transmission cables, high sound output intensity, strong driving capability, suitable for various recording devices.
Flat panel design, easy and simple installation, wide-angle sound collection, very suitable for desktop and glass mounting.
Wiring instructions