This is a sound meter to build children's awareness of appropriate noise levels, and to manage these noise levels. You can use the arrow to either indicate to the children which sound level you want
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Chain definition is - a series of usually metal links or rings connected to or fitted into one another and used for various purposes (such as support, ...
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Make sure this fits by entering your model number.; Essential for wall and floor Coverings, such as vinyl, carpet, linoleum, etc Extendibility range from 17 …
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