Experience unparalleled hearing protection with the WALKERS RECON BLUETOOTH BLACK, designed for the serious shooter and outdoor enthusiast. With over 25 years of expertise, Walker's delivers cutting-edge technology in hearing enhancement and protection, setting the benchmark for safety gear. Advanced Digital Audio Circuit Full Dynamic Range HD Speaker Sound Activated Compression (Sac) Digital Amplification Up To 6X Integrated Bluetooth Connectivity (Bt 5.0) Noise Reduction Rating (Nrr) 26 Tacti-Grip Air Headband Equip yourself with the standard for safety and innovation.