Digital AM/FM tuning with LCD display automatically searches for radio stations. 10 pre-set stations and volume memory can be personalized for each worker. Clean, crisp digital radio reception and high-fidelity stereo sound quality. Comfortable, lightweight, slim earcup design. Features patented Air Flow Control™ technology for optimal attenuation across all frequencies without increasing earcup size or weight. Improved comfort and fit through its padded diamond-patterned headband and reinforced fork slides that keep it in place. Snap-in ear cushions for easy maintenance and replacement. Maximum volume output of FM radio at 82 dBA (based on input of 120 mV). SNR 29 (H 29, M 27, L 22).