HIGH PERFORMANCE Enjoy up to 80 hours of battery life for extended shooting sessions with the RAZOR Rechargeable safety earmuffs; This hunting muff features a USB Type-C charging port (cable included) & LED battery level indicator for added convenience. RELIABLE SAFETY Protect your hearing with these range shooting earmuffs, featuring advanced noise reduction technology & frequency tuning for natural sound clarity; With a noise reduction rating of 21dB, these lightweight earmuffs safeguard your hearing. DURABILITY & COMFORT With durable sound-dampening composite rubber housing, the hunting muff is built to last; The comfort headband keeps the protective muffs in place during rigorous training; The collapsible design adds convenience for on-the-go use. CLEAR BALANCED SOUND The two hi-gain omnidirectional microphones pick up ambient noise and deliver ultra-clear amplified sound through the full dynamic high-definition speakers; A 3.5mm audio jack is added to connect to your electronics as well. SOUND-ACTIVATED COMPRESSION Boasting a 0.02-second sound-activated compression, these outdoor hunting earmuffs swiftly compress loud noises to safe levels; This enables enhanced protection and situational awareness in any shooting environment. 21 dB noise reduction rating Full dynamic range HD speakers for clear balanced sound Sound activated compression 0.02 second reaction time Low Noise/Frequency tuned for natural sound clarify Sound-dampening composite rubberized housing 300 mAH Rechargeable Lithium Battery 80 hours battery life USB charging port USB Charging cable included 3.5mm audio jack