Walkers Razor Digital Muff MOBL Walker&';s Razor Slim Electronic Earmuffs in Mossy Oak Bottomland;Noise Reduction Rating of 23 dB;Sound-activated compression with a 0.02-second response time;Ultra-low profile ear cups for comfortable wear;Audio input jack for external device connectivity;Volume control with low noise/frequency for natural sound clarity;Sound-dampening composite housing for reduced resonance;Two high-gain omnidirectional microphones for enhanced audio;Rubberized coating for durability and grip;External battery door for easy AAA battery replacement;Battery life: 40 hours on high volume, 80 hours on low;Does not feature auto shutoff;Ideal for shooters and hunters requiring reliable hearing protectiontable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 5300 Product Group Code: 5300C Inactive: No