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- Product Name: FC-04 Microphone Sound Sensor Module
- Main Chip: LM393, Electret Condenser Microphone
- Operating Voltage: 3.3V - 5V
- Induction Distance: 0.5 Meter
- Output Signal: Single Channel, Low-Level Output
- Size: 43mm x 17mm x 8mm
- Weight: 3g
- Applications: Sound detection, voice-activated systems, security alarms
- Availability: Available at Circuit City BD
- Product Name: HC-SR501 PIR Infrared Motion Sensor
- Operating Voltage: 4.5V-20V DC
- Detection Distance: 3 to 7m (Adjustable)
- Detection Angle: <140°
- Current Consumption: <60uA
- Availability: Available at Circuit City BD
- Product Name: KY-037 Microphone Sound Sensor Detection Module
- Main Chip: LM393, Electret Condenser Microphone
- Operating Voltage: 3.3V - 5V
- Induction Distance: 0.5 Meter
- Output Signal: Single Channel, Low-Level Output
- Size: 43mm x 17mm x 8mm
- Weight: 3g
- Applications: Sound detection, voice-activated systems, security alarms
- Availability: Available at Circuit City BD
- Product Name: ADXL345 3-Axis Accelerometer Sensor Module
- Voltage: 3-5V (5V Recommended)
- Measuring Range: ±2G, ±4G, ±8G, ±16G
- Output Type: Digital
- Communication Interface: SPI (3- and 4-wire) and I2C
- Availability: Available at Circuit City BD
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- Storage: Micro SD card slot (Supports up to 4GB)
- Interfaces: UART, SPI, I2C, PWM, ADC, DAC
- Availability: Available at Circuit City BD