SUPR-103 Counter special sound monitor

Imported chips, professional microphone and AGC

Clear voice, low noise

Can be widely used in charging system, such as Bank, customs and Luxury hotels

Conform to the standard: CE, FCC, and ROHS

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

Electric current: twenty ma

Frequency range: 100-100 KHZ

Output impedance: 600 ohm non equilibrium

Transmission distance: 3000 meters

Directivity：Omni-direction

Signal-noise rate: 60db

Sensitivity: -40db

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

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