Smart Technology: The active hearing protector makes use of SMART technologies which help to suppress harmful noises like gunshots under 0.01s and also amplifies the low-level sounds you want to hear up to 4x their natural volume that allows you to make a clear conversation. Additionally, the earmuffs work on 2 AAA batteries that offer 300 hours of battery life. So, you don't need to worry about turning it off when the middle of the game | Secure Fit: PROHEAR offers wide and comfy ear cups with ultra-soft ear cushions that are enough to avoid putting unwanted pressure on your head, a telescopic & padded headband design feels pretty comfortable for most head sizes. Combine that with the lightweight of 0.6 pounds and it almost feels like it isn’t there, so you can enjoy hours of uninterrupted target practice sessions without always removing it | Safe Multi-purpose Application: We are all granted 1 set of ears per lifetime, protect them well! This device meets ANSI S3.19 noise-reduction standards with an NRR of 23dB that protects your hearing during gunfire range, hunting, woodworking, mowing, chainsawing, and any noisy environments. Once you’re done with your session, you can fold it into a compact carriable clump that will fit in most bags | Designed For Shooting & Hunting: This gun earmuff boasts slim, low-profile ear cups with cutaways that offer improved accuracy in shooting and comfort in placement without sacrificing any hearing protection; The material used for earmuff is IPX4 water, sweat, and dust resistance rating which ensures the durability of the device in all weather conditions; The single knob volume control is tactile and highly accessible even with gloves | What You Get: PROHEAR 066 shooting earmuff (powered by 2aaa batteries-not included), A carrying pouch, user manual, a 3.5mm cable, patriot patch*2, tactical wildlife antlers patch*1, punisher patch*1, hook backing for patches*2