Item Type: Noise Reduction Electronic Earphones_x000D_Material: ABS_x000D_Size: 96 x 124 x 101mm/3.78 x 4.88 x 3.97in_x000D_Power Required: 2 AAA batteries (shipped without batteries) 1Built in Directional Microphone: Amplifies range commands and other ambient sounds into a safe 82dB, providing more natural listening and enhanced communication. 2Easy Storage: Low profile earmuffs clearance; Adjustable headband to ensure safe fitting; Compact folding design for easy storage. 3Ear Protection: It provides the ultimate in safety and ear protection. Security is achieved by distortion free amplification (security up to 82 dB) of important low level sounds such as range commands and conversations. Protection comes from instantly blocking any noise above 82 dB. 4Field Use: Designed for use on the range or in the field, it also has low profile earmuffs that do not interfere when working. 5Comfortable and Adjustable Headband: Noise reduction and hearing protection. This allows you to hear important commands and key environmental sounds within range while playing. 6Double as Stereo Headphones: When connected to an MP3 player or other sound source, the external sound jack allows the earmuffs to double as stereo headphones.1 x Earphones 1 x English Manual 1 x Cable