More functional features than any other hearing protection device! Block the harmful noises that destroy hearing, amplify the sound of approaching humans or game up to 250%, or enjoy unequaled surround stereo reception from your iPod or MP3 player. 6 micr Features: Adjustable padded headband Padded ear cushions Independent volume controls for balancing Three red rear LED safety lights Five white hands-free LEDs in front Select Impulse Protection (protection at NRR)