3M TEKK Protection Digital WorkTunes hearing protector, used to help protect ears against noises at or exceeding 85 decibels, features AMFM radio, MP3 or scanner compatibility and hearing protector allinone With digital tuning, LCD display and innovative dB limiter you can easily see and hear your favorite station or song while protecting your hearing Lightweight, comfortable and fully adjustable, 3M TEKK Protection Digital WorkTunes Hearing Protector are a great choice in hearing protection, inside and out, for both the pro and DIYer