Designed for comfortable hearing protection, Walker'sA(R) Xcel 500BT Digital Ear Muffs feature a 26 dB noise reduction rating and Variable Dynamic Sound Suppression that automatically filters out loud gunfire and other damaging sounds. Plus, they even have built-in BluetoothA(R) technology that makes it easy to adjust settings or listen to music right from your smartphone. Bluetooth technology for connecting to your smartphone 26 dB noise reduction rating Variable Dynamic Sound Suppression technology automatically filters out loud noises High-gain Omnidirectional mics for excellent clarity 4 listening modes: Universal, Speech Clarity, Hi-Frequency, and Power Boost Voice mode navigation Wind noise reduction for improved clarity Adjustable headband with controls Comfortable ear cups Auto shut-off helps preserve battery life Low battery warning Order today!