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Smart Outdoor Waterproof Infrared Sensor PA Speaker

Column speaker
July 18, 2026
Keyword: Column Speaker
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Tags:
#PA Column Speaker #outdoor column speaker #Column PA Speaker
Video Description:
Observe the step-by-step operation and see practical examples of usage. In this video, we demonstrate the COL-241S smart outdoor waterproof infrared sensor PA speaker in real-world scenarios. You'll see how its pyroelectric infrared sensor detects human presence within 3-5 meters and automatically triggers voice broadcasts. Watch the installation process, test the power-off memory function, and evaluate the clear 10W audio output in various environments like corridors, parks, and exhibition spaces. Learn how this aluminum column speaker provides reliable, energy-efficient automated announcements for commercial and public applications.
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