Features:
Small and exquisite with MP3 high-quality audio output.
Adopts a PIR motion sensor to trigger audio playback, and the detection range is up to 4 meters.
Built-in a 4Mbytes flash memory that can store about 200 seconds of MP3 files (128Kbps).
Update audio files on the computer using a USB data cable. It works like a USB flash drive on the computer. No need for any software
Works on most Windows, Mac, and Linux computers
Supports two triggering modes: all loop repeat mode and single repeat mode.
Built-in 1W 8ohm speaker. The sound is clear and loud.
Two-level sound volume adjustment.
Supports two power supply modes: 3 pieces AAA alkaline batteries or an external power adapter through the micro USB port
Mounting holes are available on the back, and with a holder, it's easy to install.
Dimension: 60mm x 95mm x 31mm
Technical Specifications
Working Voltage: 3.7-5V DC
Working Current: ≤150mA @ high Volume
≤120mA @ low VolumeStandy Current: ≤30uA
Distance of Detection: ≤4 meters
Angle of Detection: 120 degrees


Documentation and Downloads