SY-M213 High Sensitivity Sound Microphone Sensor

General Specifications:

• Model: SY-M213
• Sensor Type: Electret Condenser Microphone (ECM)
• Sensitivity: High sensitivity, typically around -48 dB to -52 dB (±2 dB)
• Output Signal: Analog Output and Digital Output
• Supply Voltage: 3.3V to 5V
• Current Consumption: < 0.5 mA
• Output Type: Analog and Digital
• Connector Type: 4-pin connector (VCC, GND, Analog OUT, Digital OUT)

Performance:

• Frequency Range: 50 Hz to 10 kHz
• Maximum Sound Pressure Level (SPL): 120 dB SPL
• Signal-to-Noise Ratio (SNR): > 58 dB
• Detection Range: Can detect sound sources up to 10 meters, depending on environmental conditions.
• Response Time: Fast response to sound with minimal delay.

Applications:

• Primary Uses: Sound detection, voice control systems, ambient noise monitoring, security systems, and audio-activated switches.

Mechanical Specifications:

• Board Dimensions: Typically 25mm x 25mm (may vary slightly).
• Mounting: Hole provided for screw mounting.

Environmental Specifications:

• Operating Temperature: -20°C to +70°C
• Storage Temperature: -40°C to +85°C
• Humidity Range: 10% to 90% RH (non-condensing)

Features:

• Adjustable Sensitivity: The potentiometer on the module allows for adjusting the microphone sensitivity.
• Onboard LED: Indicates power status and signal detection.

Connectivity:

• Pinout:
  • VCC: Power supply (3.3V to 5V)
  • GND: Ground
  • AOUT: Analog signal output
  • DOUT: Digital signal output