AXIL MX Electronic Earmuffs 23dB Black. Designed to block harmful noise while enhancing safe ambient sounds up to 6X these earmuffs keep you alert and connectedwhether at work on the range or during daily activities. Effortless Control & Rugged Durability Powered by 2 AAA batteries and featuring intuitive button-controlled synced volume the MX ELECTRONIC Earmuff Protection delivers high-fidelity sound in a durable easy-to-clean design. With robust certifications and an extended 2-year warranty its engineered for performance day in and day out. Specifications for AXIL MX Electronic Earmuffs: Manufacturer: AXIL Color: Black NRR: 23 dB Quantity: 1 Pair Package Contents: AXIL MX Electronic Earmuffs AXIL MXELEE: MX Electronic Earmuffs 23dB Black