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Motion sensor sound player detection range is up to 13ft(4m), 120° viewing angle. It will trigger the sound to remind you when someone or animal enters and moves in the monitored area.

Music files can be customized, Download MP3 or WAV music files via computer. (Recommend Windows 7) MP3 audio files playback, single track or multiple playback. This product only supports USB data cable to replace voice, not TF card. The card slot is for decoration only. (Part of the sound has been downloaded for the first product, if you need to change it, please connect to the computer to replace the sound)

Indoor festival music decorations, Halloween and Christmas party fun music, front door greeting, driving animal sound box or alarm. Install front doors, window frames, driveways and anywhere you want to play music to motion.

Customize your chimes, your MP3 audio file will play automatically after the PIR sensor detects motion. sounds as you wish! Including mounting screws, ball mounting accessories, USB cable.

Works with 3 AAA batteries (not included) and optional to connect to DC5V (USB cable included) for external power supply. (If you have any questions about the product, please contact us immediately and we will reply you within 24 hours.)