Metro Tunes Hearing Protection Headset with AM/FM Radio and Audio Input Noise-reduction headset with built-in digital AM/FM radio and MP3/audio input jack Perfect for work, sporting, shooting events, racing, and professional landscaping Headphones cancel out external noise from heavy machinery, landscaping, and construction With plush foam ear cushions and an elasticized, height-adjustable wide headband with soft padding Up to 140 hours of enjoyment with two AA batteries (sold separately)