☆ use infra-red Human body sensing technology;

☆ Accurate Direction recognition technology ， Fully automatic trigger and play voice ；

☆ Voice content can be changed at will according to different needs of users;

☆ Use the file storage order to confirm the reading method of voice address;

☆ It has power down memory function;

☆ Direction recognition can be set to play voice ；

☆ The mode of playing voice can be set, including single song cycle, track sequence cycle and random play mode;

☆ MP3 playback scheme, sound quality effect is better than ordinary sound effect, cost-effective;

☆ Support external connection TF card or built-in SPI-FLASH play, TF card is preferred, and IF card supports hot plugging;

☆ built-in The update of FLASH voice adopts TF card to update its voice file;

☆ support MP3 audio, more convenient voice acquisition;

☆ Built in power amplifier and power up to 2W/8 Ω speaker, adjustable volume;

☆ Built in charging circuit, low power consumption with automatic sleep, long standby;

☆ working voltage DC-5V and lithium battery DC3.7-4.2V.

  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;