5PCS 41.5mm Electret Condenser Microphone MIC Capsule 2 Leads W 4x1.5 mm

Temperature-25~+70°C Rel,Humidity35%~85%RH Pressure86~106Kpa Environmental NoiseMaximum:36dB Operation Voltage1~10VDC Standard Operation Voltage2VDC ImpedanceMaximum:2.2k? Current ConsumptionMaximum:0.5mA Sensitivity(0dB=1V/Pa, 1KHz) -58dB±3dB           Vs=2V R1=2.2k? DirectivityOmni-directional S/N RatioMinimum:58dB Test Temperature Rel.Humidity20°C±2°C 45%~65%RH   Package including: 5pcs 4*1.5mm Electret Condenser Microphone MIC Capsule 2 Leads W