1.Protect your hearing from harmful noises, but also allow you to hear normal conversation.
2.Weak sounds can even be amplisfied, so you hear them better than you would without electronic ear muffs.
3.Immediately compression (impulse noises above 85db compressed but not clipped);or immediately cut(impulse noises above 82db clipped or shut off-temporary interruption in sound).
4.On/Off switch with volume control
5.Soft, wide and foam ear cushions and individually headband provide an even and consistent distribution of pressure around the ears for the best possible comfort.
6.Powered by two AA batteries (not included)
7.Color is optional