Description Sleek extremely low profile ear cup design allows for full clearance of firearm stock. Contemporary leatherette headband design. Amplification automatically shuts off at 82dB, attenuating impulse and continuous noise. Convenient folding design for easy storage. Integrated power/volume knob. Equipped with an external audio plug. Water resistant. Amplifies ambient sound. 2 AAA batteries included. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.