Feature:1. Digital AM/FM Tuning:Featuring digital AM/FM tuning, the ear protection enable you to tune into your favorite stations anywhere. Its built-in antenna provides strong reception and good sound quality. All adjustments can be done through control panel.2. Enjoy Music and Hand-free Calls: The noise protection ear muffs have Bluetooth function and 3.5mm jack (cable included), you can stream music from your smartphone or other device. The built-in mic lets you answer calls without taking off the earmuffs.3. Reduce Noise by up to 29dB: The ear protection effectively reduce outside noise and protect your ears from hazardous sounds. Ideal for mowing, woodworking, racing, shooting, working in construction sites and other noisy environments.4. All-day .