SUPR-300 Acoustic Sound Monitor

High fidelity, Clear voice, Low noise

The silver condenser microphones head reduce noise.

Widely Sound collecting and good quality. The reduction degree of voice is good.

The American import combination chip, and effectively suppress echo.

Apply to prison, male, inspection, method, trial system and various charges hall.

Voltage: linear power supply (transformer) dc 9-12 v

Electric current: 20MA

Frequency range: 100-100 KHZ

Output impedance: 600 ohm non equilibrium

Connecting mode: red (power is) black (public) white (audio+)

Apply to video recorders such as sea kang, dahua, hanbang.

Pickup range: 10—100 Square meters