WS1 is our new launched product, small in appearance, clear in sound quality, timing in sound playing, moreover, it built in a LED, in darkness, it can also be the guide for people.
Features as below:
1. When people get into the work area of PIR motion sensor, it will trigger to play sound file.
2. Two way to change sound file :use a software in Wechat and USB disk
3. Support to use Wechat Mini Program to control volume
3. Support 20 groups timing play and 1 group interval play
4. Speaker: 8Ω/2W 
5. Easy installation: Stick directly or hang up
6. Optional charge ways :6V6W solar power board or adaptor (5V1A)
Where it can be used:
1. Park for garbage: reminder people for classification;
2. Park for audio guide especially in darkness;
3. Outdoor public place for audio notice;