1) Micro-chip design 2) High fidelity, 3) Voltage :6-12VDC 4) Frequency response :100-5500Hz; 5) Listening range :5-50 square meters

1. Red line: Power + 2. Blackline: Power - 3. I core shield wire: audio system input port 4. Power supply: DC6V-12V 5. Dissipation circuit: 10mA 6. Frequency response: 300-5500Hz, Output signal 7. Out Impedance: 600ohm 8. Out Leve…

1) Micro-chip design, low noise, high fidelity, 2) Operating voltage :6-12VDC; 3) Frequency response :100-5500Hz; 4) Adjustable sensitivity, 5) Monitor range: 30 meters 6) Length: 40cm

Features:1.Adjustable sensitivity low noise mini shape sound audio monitor2.RoHs&CE approval3.low power dissipation & long distance Sound pickup use the high fidelity and low noise process chip. After multiple times frequency sel…

Range:150 Square metersAudio Output:RCA FemaleSensitivity:200mA/ubarWork current:5mA-60mAWork Voltage:DC12VFrequency:200-6000HZMax output Voltage:5VFeature:- High Sensitive microphone- Built-in DC power output portSpecification:- …

1. Weight: 90g2. Size: 3.8 x 3 x 1.7cm3. Current consumption: 30mA4. Working voltage: DC 9-12V5. Monitoring range: 5-50 square meters6. Output impedance: 700-1000Ohm7. Frequency range: 200Hz-10KHz8. Frequency response: 2.5dB