Introduction:
Microwave induction is to detect whether there are moving targets such as human body or metal in the defense area by means of microwave Doppler effect. When moving objects enter the sensing range, they can accurately identify, detect and sense the information of moving objects. Like a cat's eye, it does not rely on light. Even in a dark environment, it can work stably and reliably, overcoming the lack of light induction. It is also different from an infrared sensor. This microwave module is sensitive to various objects that can reflect microwave, and is not affected by ambient temperature. The ceiling microwave voice prompt device has the advantages of convenient installation, concealment, no occupation of space, beauty, etc. It is very popular!
In order to better understand the installation, configuration and use of the product, please read this user manual carefully first.
Features and advantages:
★ Adopt microwave induction technology;
★ The sensor has a wide sensing field of vision;
★ The product supports DIY, and the functions and accessories can be customized;
★ The voice can be changed offline without tools and software;
★ Power down memory function;
★ Embedded high quality MP3 module, supporting playback MP3 Format audio file;
★ Built in SPI Flash for storage 5-30 Minute voice;
★ SD card playback is supported (temporarily not supported SD Card hot swap function). nothing SD Card, play SPI-flash Voice in;
★ Support 32G SD card as mass storage at most;
★ Two playback modes are supported: sequential loop playback and single song playback;
★ 10 level volume control, which can adjust the volume according to the needs of various occasions
★ Built in 14W power amplifier, loud and beautiful sound;
★ It can support 315M/433M wireless remote control playback (optional function): previous song, next song, volume up, volume down.
Application:
1. Safety voice prompt in high-voltage area of power system, military control and public security alert area.
2. Safety voice prompt in production workshop and construction area.
3. Enter the office building, business hall, terminal (bus) building and greet guests;
4. Plaza, supermarket, commercial network product advertising.
5. Visit guidance or automatic explanation of science and technology museums and exhibition halls;
6. Voice prompt for fraud prevention and theft prevention of banks and ATM tellers;
7. Voice guidance in public places, hospitals and the disabled;
8. Voice prompt for security defense of all industries