Product Features

• 36dB SNR with attenuation: H = 37, M = 35, L = 26
• High attenuation large cup for noise levels between 111-116 dB
• Adjustable steel arms for optimal comfort and fit
• Tilt and adjust cup position for even pressure distribution
• Helmet-mounted design compatible with JSP helmets
• Replaceable sealing rings for improved hygiene
• Hygiene kits available for extended usability
• Compatible with JSP Surefit� visor system for added protection
• Conforms to EN 352-3 standards

Product Description

The Sonis� 3 Mounted Ear Defenders provide superior noise reduction with an SNR of 36dB, making them suitable for extreme industrial noise environments. Developed by JSP�s R&D team in collaboration with a leading UK acoustic engineering research facility, these ear defenders feature high attenuation large cups and adjustable steel arms for optimal fit and comfort. Compatible with JSP helmets and Surefit� visor systems, they offer maximum protection for demanding applications.

Product Specifications

Features & Benefits

• Designed by JSP R&D team with advanced acoustic engineering
• High attenuation for extreme noise environments
• Adjustable steel arms for optimal fit and even pressure distribution
• Replaceable hygiene kits for extended usability
• Customizable cups for corporate branding and identity
• Universal compatibility with JSP helmets and Surefit� visor system
• Reflective and high-visibility options for low-light environments

Applications

The Sonis� 3 Mounted Ear Defenders are suitable for:

• Extreme industrial noise
• Aircraft operations
• Quarrying
• Paper mills
• Heavy engineering

Sonis� Attenuation Data