Walker"s Game Ear Alpha Muffs Compact: * 5x hearing enhancement, 50 db of power * 2 wind-resistant, high-frequency, stereo microphones for precise sound directionality * Sound activated compression reduces loud sounds, like muzzleblasts, to safe levels * Adjustable frequency tuning * Noise reduction rating (NRR): 24dB * Antibacterial agent * Sleek carbon finish * Ultimate acoustic seal ear pads * 2 independent volume controls allow for true stereo sound * Compact design is ideal for women, youth and smaller heads