Description: Built-in Microphone: Built-in directional microphones amplify range commands and other ambient sounds to a safe 82 dB, providing more natural listening and enhanced communication. Ear Protection: It offers the ultimate in and ear protection. The is delivered through distortion-free amplification (up to a safe 82 dB) of important low level sounds like range commands and conversation. The protection comes from instant blocking of any noise above 82 dB. This allows you to hear important commands on the range and crucial environment sounds when hunting. Application: Designed for use at the range or in the field, this earmuff also features low profile earcups that won't interfere with when aiming. Features low profile earcups for firearm stock clearance. Comfortable Wear: The headband is padded for comfort, and adjustable headband for secure fit; compact folding design for convenient storage. Features: An external audio jack lets the earmuff do double duty as stereo headphones when connected to an MP3 player or other audio source. Specification: Material: ABS Color: Black, Green Folding Size(LxWxH): About 124x101x96mm/4.88x3.98x3.78inch Power supply: 2pcs x AAA batteries (not includes) Use time: more than 200 hours Pickup: built-in (provides up to 6 times the pickup effect for the wearer) Audio interface: 35mm Features: noise reduction, hearing protection, foldable, portable, long standby, durable, outdoor equipment Package includes: 1pc x Electronic Shooting Earmuff 1pc x Audio cable 1pc x English manual