WALKER'S FireMax Muffs Protect your ears while at range or racetrack with Walker's FireMax Electronic Muffs. Featuring low-profile design with comfortable cooling gel ear pads and rubber Tacti-Grip headband, these earmuffs ensure maximum protection, without weighing you down or interfering with butt of gun. Digital audio circuits deliver superior clarity and balanced sound with full dynamic range HD speakers. 2 omni-directional microphones enhance ambient sounds for improved awareness of your surroundings, while sound-activated compression blocks out harmful sounds for impressive 23dB Noise Reduction Rating (NRR). Digital soft-touch buttons make for easy volume and activation control, and 3.5mm audio jack readily accepts variety of audio input devices, such as radio comms and MP3 players for enhanced convenience. Operating on internal rechargeable 2000mAH battery, these digital earmuffs boast lasting 200-hour battery life with 4 frequency modes for optimal performance in field. Includes USB-C charger. SPECIFICATIONS: - Low-profile design; - Tacti-Grip headband; - Comfortable cooling gel earpads; - Digital audio circuits; - Omni-directional microphones; - Full dynamic range HD speakers; - 4 frequency modes; - Audio input jack; - Compact folding design; - Digital soft-touch control buttons; - Sound dampening composite housing; - 23dB NRR; - Sound-activated compression; - Internal rechargeable 2000mAH battery