Designed for applications where concentration of airborne particles is controlled, such as pharmaceutical, medical, and other critical manufacturing environments.
Large rubber o-ring to seal the grille to the ceiling
Rubber washers for all mounting hardware
Apolycarbonate dust shield located between the speaker and the grille
Built-in amplifier
Capable of reproducing voice paging in clean room environments
Screwdriver adjustable volume control located on the 1 watt amplifier circuit board
8-inch speaker
Features:
Self-Amplified : Yes
Volume Control Knob : Yes
Watts : 1
Dimensions (LxWxH) : 15 x 3 x 15
Weight : 3.5 lb.
Recycled Packaging : Yes
Country of Origin : USA (provided by manufacturer, not verified)