-40%
CCTV Surveillance RCA Microphone Sound Monitor sound Pick-up
$ 15.54
- Description
- Size Guide
Description
DescriptionImported 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
Parameter
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.