Infuse more fun into your workday with 3M WorkTunes Hearing Protector with AM/FM Radio. Designed to bring you hearing protection and entertainment, these protective earmuffs let you listen to the music of your choice from the AM/FM radio or from your mobile device via the auxiliary jack. Built in comfort features like plush ear cushions and a padded headband help keep you comfortable while on the job. Plus, Voice Assist Technology lets you know which radio station you're on without having to remove the headset. So, whether you're cutting grass or hard at work in the woodshop, help protect your hearing and have a great time while you're at it with 3M WorkTunes Hearing Protector with AM/FM Radio. Noise Reduction Rating (NRR) 24dB.