Sound Masking System

Noise 40 Raindrops 60 Normal conversation 85 Busy city traffic 90 Hair dryers 105 Rock concerts 110 Chain- saws 115 An iPod at peak volumes 120 Jack- hammers 140 Gunshot, fireworks Sources: dangerousdecibels.org: WSJ research How Loud Is Too Loud? Noise-induced hearing damage is related to the duration and volume of exposure. Government research suggests the safe exposure limit is 85 decibels for eight hours a day. Some common decibel levels:

Berkley Study General Satisfaction-Building General Satisfaction-Workspace Office Layout Office Furnishings Thermal Comfort Air Quality Lighting Acoustics Cleanliness & Maintenance Survey Category Avg Noise Sound Privacy Very Dissatisfied Very Satisfied

Sound Transmission Class (STC) Ratings and Privacy 25 Normal speech easily understood 30 Normal speech audible but unintelligible 35 Loud speech audible & understandable 38 Normal speech inaudible 38 Loud speech audible but not understandable 40 Loud speech audible but unintelligible 45 Loud speech barely audible 50 Shouting barely audible 55 Shouting not audible STC Ratings ½” Tempered glass 30 4” Drywall w/ 5/8”each side Movable Wall 36-44

Sound Masking Uniform, Non Disturbing Sound Enhances Privacy & Confidentiality Reduces Stress & Complaints HIPA and GBLA Compliant

Private Offices Wall to Deck Wall to Grid & Sound Masking

Open Plan Workstations Dimensions: 7’x7’ Ceiling Height: 9’ Ceiling SAA: 0.6 Panel Height: 5’ Panel STC: 20 Masking: 45 dBA Background noise: 37 dBA Reduces Radius of Distraction from 40’ to 15’

Sound Masking System Produces Pink Noise Easy to Install Low Voltage Installation Adjustable Controls

Control Unit FEATURES Digital Sound Generator, Tone Controls, Amplifier Volume, Bass and Treble Control Powers up to 25 Speakers (6,000 ft 2 ) Very Low Electrical Consumption UL and FCC certified 110/240V external power supply

Plenum Speaker FEATURES Typically Installed in Plenum Can be Oriented in Any Direction 5” Driver in Sealed Enclosure Five Settings for Quick Adjustment

Open Ceiling Speaker FEATURES Ideal in Open Ceilings Speaker, Terminal and Switch are Hidden 5” Driver in Sealed Enclosure Five Settings for Quick Adjustment

Typical Installation

Thank You! Mark Bassil VP Sales & Marketing