Product Description The Allen ULTRX Bionic Electronic Earmuff is designed to enhance range and field communication while helping protect your hearing. It combines a dynamic wave compression system with symmetrical microphone response to support clear, natural sound and improved situational awareness. Built for comfort and stability in an over-the-head design, this earmuff features a rugged, rubberized protective coating and convenient auxiliary input support for compatible audio accessories. Product Highlights 22 dB Noise Reduction Rating (NRR) for dependable hearing protection Dynamic wave compression system helps keep audio clear and controlled Symmetrical microphone response and dual high-gain stereo microphones for improved communication Rubberized protective coating for durability in range and outdoor conditions Auxiliary input port for connecting compatible audio devices Specs Brand: Allen Model/Series: ULTRX Bionic Product Type: Electronic earmuff (hearing protection) Style: Over-the-head Color: Yellow (Interstate Yellow) Noise Reduction Rating (NRR): 22 dB Microphones: 2 high-gain stereo microphones Audio Features: Dynamic wave compression; symmetrical microphone response Connectivity: Auxiliary input port Power: 2 x AAA batteries (not included) Manufacturer Part Number: 4149 UPC: 026509077978 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.