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澳洲幸运10开奖直播软件

"Quiet Light Classroom Noise Management by Acoustical Surfaces
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澳洲幸运10龙虎走势图

Features:

  • Portable & Easy For Monitoring Noise Levels In Classrooms, Daycare Or At Home
  • Traffic Light Is Computerized With Adjustable Sound Level Meter
  • Manually Turn Different Colored Lights On, If Desired
  • User Has The Option Of Turning Siren Sound Off

Technical Information:

  • Traffic Light is 17″ Tall, 5.5″ Wide, and 3.25″ Deep
  • Approximately 3.5lbs
  • Uses highly efficient LED’s
  • Standard Power Outlet, 10′ Power Cord Provided
  • Can Be Mounted On The Wall Or Stand On Its Own

澳洲幸运10现场开奖结果


澳洲幸运10app

The Quiet Light classroom noise monitor traffic light will signal when there is too much noise being made. Select the appropriate sound level for your situation and let the Quiet Light be an audio-visual reminder when the noise level gets too high.

This classroom noise level meter is perfect for K-12 classroom teachers to use with their students to manage classroom noise. Acceptable levels of noise can be adjusted for quiet activities or louder group work.

Drama departments can incorporate this unit as a quiet signal to alert backstage cast members of inappropriate off-stage noises.

Nursery schools with hearing-impaired students can use this classroom noise monitor as a visual signal.

University Teacher Prep Programs can use the unit to model appropriate classroom noise management strategies.

澳洲幸运10开奖结果查询

Dimensions

17″ Tall, 5.5″ Wide, 3.25″ Deep

Weight

3.5 lbs.

Sensitivity

Adjustable from 50db to over 110db

Included

AC Adapter