Description of this PIR Motion Sensor Powerful Sound Speaker 

This Human body induction voice prompter is a kind of technology that infrared pyroelectric principle is used to induce the body activity information. When a person enters the sensor's effective range, the information will be accurately identified and detected. It is like a cat's eyes, not rely on the light. Even in the dark environment, it can work normally, overcoming the deficiencies of the light sensor.　　
Body induction voice prompter is one of the body induction prompt devices, supporting DIY function, MP3 audio format, offline download, with high-power speaker.For your better understanding of the product installation and configuration process, please carefully read this manual.

Advantage of this PIR Motion Sensor Powerful Sound Speaker

★Using infrared induction technology.
★The sensor has wide induction range.
★Support DIY. Features and accessories can be customized;
★Offline replace the voice with no tools and software;
★Power-down memory.
★Built-in MP3 module with 5-30 minutes, supporting MP3 format.
★Support the SPI-Flash memory.
★Support SD card playback. SD card does not support hot-plug and play the voice of the SPI-flash without SD card.
★Maximally support 32G SD card as storage.
★Support two play modes: loop sequence, single playback.
★10-level volume control
★Built-in 10W power amplifier circuit.

Pictures of this PIR Motion Sensor Powerful Sound Speaker