Μικρόφωνο τοίχου για κάμερες PS-404B ANGA Audio Monitoring Range 5m² to 150m² Sensitivity -47DB Work Voltage 4-14V Current Consumption 5mA-60mA Frequency Range 100~5kHz Frequency Response 2.5dB Max output Voltage 5VPP Output Impedance 600Ω Working Temperature -10°C to +70°C