Description
- Design with low power consumption and suitable to supply power using a 3.7V rechargeable lithium battery or 3 x AA / 3 x AAA alkaline batteries.
- Working voltage: 3.7-5V DC
- The distance of PIR detection: 3.5 meters
- Detection angle: 120 degrees
- Skill Level: Assembled and Tested
Description: Adopts a PIR motion sensor that can detect max. 3.5 meters distance. When it detects a moving human body, the device automatically plays back a sound message. Built-in a 4MBytes flash memory and supports max. 32GB micro SD card as well. Supports to store multiple audio files on the memory, and if there are multiple audio files it plays the next track in order after each activation from the PIR. Load audio files onto the flash memory through the micro USB port, which is connected with a computer. The on-board flash memory or micro SD card works as a USB flash drive on a computer. Built-in a 3W class D mono audio amplifier. Equipped with a good quality round speaker box. The sound volume is adjustable through the blue potentiometer.