? CERTIFIED NRR 29dB Hearing Protection? – Effectively reduces noise especially when use powerful strong machine or gun practice and other violent activities. Protects your ears from hazardous sound levels and find peace in your own world. ?? FM Digital Radio with LCD Display Advanced? – Built-in Radio with Hearing Protection with Channel memory function, 8 different preset channels – more than enough to program all your favorite stations. You could adjust volume by switching the volume control knob. Answer calls as you work with multifunctional button without having to remove the headset. ?? Best Mowing Headphones & Industrial Protection Earmuff? – Noise cancelling earmuff with quick match radio/bluetooth, rechargeable li-on battery with Type-C quick charge cable, wireless extended line for better receiving… This is the best you ever need, not only for noise&bored working conditions such as mowing, gun-shooting, hard-core loud noise machine operation.