You only get two earsa |protect 'em! The Walker's Single Mic Electronic Muffs feature Sound Activated Compression technology that blocks out gunfire and other damaging sounds while enhancing range commands and normal conversations by 4X. Wind-resistant, high-frequency microphone provides crisp, clear sounds. 22dB noise reduction rating. Single wind-resistant, high-frequency microphone for easy sound identification Provides up to 4X hearing enhancement SAC (Sound Activated Compression) technology reduces loud gunfire that damages hearing 50dB power Volume control 22dB noise reduction rating Rubber ear pads provide all-day comfort Padded headband for a secure, comfortable fit Runs on 1 AA battery (included) Order today!