Safariland Pro Impulse In-Ear Hearing Protection Bluetooth Black 1102980. s hearing protection line engineered for users who require high-level noise reduction with all-day comfort. Delivering a Noise Reduction Rating of 41.7 it protects against hazardous sound levels such as single gunshots rapid fire explosions and impact noise. Integrated filters automatically engage to block harmful sound while allowing natural ambient audio for clear situational awareness. With improved directional performance and a design built for real-world use the Pro Impulse Plus provides dependable hearing protection without sacrificing awareness. Specifications for Safariland Pro Impulse In-Ear Hearing Protection: Manufacturer: Safariland Color: Black Features of Safariland Pro Impulse In-Ear Hearing Protection: Automatically engages to protect hearing Still allows for ambient audio Proprietary material for long wear comfort Includes key chain aluminum transport/storage case Includes a neck lanyard for better retention No batteries required Two functional pairs of eartips included in the most popular sizes Package Contents: Safariland Pro Impulse In-Ear Hearing Protection