With the BS06 the sound of various noise sources within a measuring range from 40 to 130 dB (A) can be detected reliably. In addition, minimum and maximum value to display. For use in windy outdoor environments an attachable windscreen is also included in the scope of delivery, which suppresses wind noise and at the same time does not affect the sound level measurement. An integrated sensor also monitors permanently the ambient light and automatically switches on the display backlight in low light conditions.