The ALLEN ULTRX EMUFF BLACK delivers exceptional hearing protection with advanced technology tailored for high-performance environments. Designed for versatility, the ULTRX EMUFF combines comfort and functionality, ensuring that users receive both protection and clarity in sound. Ideal for shooting enthusiasts and industrial settings, this product excels in safeguarding your hearing while enhancing communication. Single High Frequency Microphone to Amplify Sound Microphone Shuts Down at 82dB to Protect Hearing Operates on 1 AAA Batteries Meets CE EN 352-2 NRR 23dB Invest in the ALLEN ULTRX EMUFF BLACK for uncompromised safety and reliability.