Walker's Razor Slim Electronic Earmuff (American Flag) Bundle with Glasses and Hard Case (3 Items)

‌Noise Reduction Rating (NRR) of 23 dB Ultra-low profile ear cups with rubberized coating Full dynamic range HD speakers for clear, balanced sound Two omnidirectional microphones Audio input jack Sound-dampening composite housing SAC starts after a 0.02-second reaction time Low noise/frequency tuned for natural sound clarity Recessed volume control knob on the external battery door