Ambient Sound AmplificationAutomatic Noise-BlockingNRR: 30dBEasy-to-carry storage bag to prevent dustThickened headbandSoft ear padsAux Input Jack&cord PROHEAR 056 Sound Amplification Electronic Earmuff DESIGN CONCEPT: Your hearing is one of your most valuable assets, and once lost you can never get it back. It pays to protect your hearing from the start. The PROHEAR 056 Electronic EarmuffS clock in at an impressive NRR of 30db.This gives it significantly more noise reduction capability than more expensive models that come in at an NRR in the 24 to 25db range.The PROHEAR 056 has a noise reduction speed of 0.0005s. Complete situational awareness Two directional stereo microphones amplify range commands and ambient sounds to a safe 82 dB. Reduction of harmful noise The amplification function is turned off at 82 dB, and patented air flow control technology provides optimal noise reduction across all frequency ranges. Designed for Shooting Ultra-high noise reduction speed,and NRR 30dB NRR 30dB Unique thick ear shell design, high passive noise reduction plus high active noise reduction, this earmuff is designed for shooting range and field 2 Omni-directional microphones 2 Omni-directional microphones help you accurately detect the sound source direction, suitable for indoor and outdoor shooting, wild hunting. Microphones Enhances the environmental sound, makes it easier for you to hear the sound of prey, improves hunting accuracy. Vertical roller switch The volume adjustment button adopts a more complicated vertical design than the horizontal design, which helps users to adjust to adapt to different occasions. Adjustable The earmuff is adjustable for all head wear sizes. The adjustable headband is suitable for all ages. Gentle Reminder: For the most ideal fit, PROHEAR 056 earmuffs can be clamped on the PROHEAR box overnight to ensure the right amount of elasticity and give in the band, making sure every wearer gets the most comfortable fit. Thick ear shell design and Upgrade chip The result brought by Thick EAR shell design and Upgrade chip is: NRR 30dB with a noise reduction speed of 0.0005 seconds.Advanced noise-cancelling headphones for professional shooters Soft and breathable thick ear cushions Snap-in design allow for easy maintenance, replacement and extend the performance of this earmuff. Soft headband Soft headband allows you to wear it all day. With ultra-padded headband helps reduce more pressure on your head.Make you comfortable all day by 2 AAA batteries This equipment powered by 2 AAA batteries(NOT INCLUDED) Attention：To adapt to extreme conditions, the battery cover is designed with a high seal and requires an upward push to slide out PROHEAR Bluetooth Hearing Protection PROHEAR 056 Electronic Shooting Ear Protection Muffs with Upgrade chip PROHEAR GEP03 Gel Ear Pads for Walker's Razor Earmuffs Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 6,522 4.3 out of 5 stars 488 4.8 out of 5 stars 3,063 Price $41.99$41.99 $51.25$51.25 $17.99$17.99 Noise Reduction Rating 25 dB 30 dB / Additional Features Bluetooth 5.0 Technology, Microphone for Hands-Free Calls Upgrade chip, Hunting Sound Amplification Earmuffs Upgraded and Soft Replacement Gel Ear Pad for Walkers Target Audience Adults, worker Hunters, Shooters, Adults The user of Walkers :Razor, Razor Digital, Razor Bluetooth, Razor XTRM muffs , XCEL , XCEL BT Battery Type 1100 mah lithium battery 2AAA /