Bids Are Invited For Price Registration For The Acquisition Of Noise Dampers For Municipal Departments (Sme, ... in Brazil

Work Detail

Shell Type Noise Muffs (Over-Ear), With Circumaural Seal, Designed To Attenuate Sound Stimuli: - Shell Type Ear Muffs (Over-Ear), Fully Covering The Ears; - Passive Acoustic Insulation System (Non-Electronic), Without Using Batteries; - Noise Attenuation Level (Nrr) Minimum 22 Db, Preferably Between 22 Db And 30 Db, With Technical Proof; - Shells In Resistant Material (Abs, Polypropylene Or Equivalent); - Adjustable, Flexible And Resistant Arm, With Padded Upper Support; - High Density Internal Acoustic Foam; - Soft Ear Cushions, Covered In Comfortable And Easy-To-Clean Material (Pu, Pvc Or Similar); -Non-Toxic And Hypoallergenic Materials; -- Ergonomic Design, With Balanced Lateral Pressure; - Light Weight, Preferably Up To 300 Grams; - Suitable For Prolonged Use (Minimum 2 To 4 Hours); - Adjustable For Children, Teenagers And Adults (Universal Model Or Different Sizes); - Resistance To Falls And Continuous Use; - Washable And Easy-To-Clean Surfaces; - Neutral Or Varied Colors; - Compliance With Applicable Safety Standards, With Ca (When Applicable) Or Technical Sound Attenuation Report; -Minimum 12-Month Warranty Against Manufacturing Defects. - Shell-Type Noise Dampers (Over-Ear), With Equal Lateral Pressure

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