PIR Motion Activated Audio Playback Module (Record Message with Line-in or Microphone)

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Skill Level : Assembled and Tested
ROHS Compliant

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Motion-Triggered Microphone / Line-In All-in-One Kit Built-in Amplifier


              • High-quality audio recorder.
              • line-in or microphone recording selection with a sliding switch. 
              • Audio cable (3.5mm male to male connectors) included for line-in recording. (one per shipment included)
              • Uses PIR motion sensor to trigger audio playback, detection range up to 4 meters. 
              • Equipped with flash memory that can store max. 120 seconds recording in microphone mode, and max. 60 seconds in inline-mode.
              • Easy to operate, make a recording with the recording key. 
              • Adjustable volume with a volume wheel. 
              • Great performance and low power consumption. 
              • DC 4.5V power input (3 x AA or 3 x AAA batteries preferable). 
              • Can also be powered thru the micro USB port (5VDC 1A phone charger)
              • Main PCB size: 45mm x 45mm
              • PIR board size: 20mm x 18mm


              Audio advertising player for supermarkets or shops, talking sign for POP displays and point of sales, smart doorbell, door greeter, automatic explanation machine, audio memo reminder, security alarm, and so on.


              • Power Input: 3.7 - 5VDC
              • Working Current Standby: <= 10uA
              • Working Current Playing: <= 200mA (DC 4.5V)
              • Audio Output Power 8 Ohm / 1 Watts (typical value)
              • Detection Range: <= 4m (120 deg angle)

              Kit Includes:

              • Audio Module

              • PIR Sensor (3.5" leads)

              • Speaker (3.5" leads)

              • Audio Cable (3.5mm male to male) (38" length)

              • Power Cable (4" length)

              Odoo • A picture with a caption

              Documentation and Downloads