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SR-P12B PIR Motion Sensor Activated Audio Speaker 

SR-P12B
The Motion Sensor Activated Audio Speaker uses infrared technology to trigger loud 105dB MP3 alerts, supports offline voice change, SD/Flash storage, Accept customization.
PIR motion sensor5m detect range8Ω 20W speakerSupport MP3 audio110dBDC12VVolume adjustableupdate audio via SD card Or USB flash drive

Product details

Motion Sensor Activated Audio Speaker – Infrared Trigger with 110dB MP3 & SD/Flash Storage 

This Motion Sensor Activated Audio Speaker combines a wide-field infrared sensor with a high-quality MP3 module. When motion is detected, it plays audio files from built-in SPI‑Flash or an SD card (no hot‑plug) at up to 110dB. Change voice messages offline – no tools or software required. The device remembers the last settings after a power loss. Available in black or white, with a customizable logo and packaging. Perfect for entry reminders, security alerts, or interactive announcements.

Feature List

  • Infrared Motion Activation – Wide field of view triggers audio instantly upon detection.
  • 110dB Loud MP3 Output – Clear sound even in noisy environments; supports MP3 format.
  • Dual Storage Options – Built‑in SPI‑Flash + SD card slot (SD card takes priority, no hot‑plug).
  • Offline Voice Change – No PC or software needed; simple file replacement.
  • Power‑Down Memory – Retains last settings after restart.
  • Fully Customizable – DIY functions, accessories, logo, and packaging available.

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