Do All Outdoors EarShield 2 Channel Digital BTE-Behind The Ear Hearing Enhancer combines ease of use, small size, big power and a great price point! With 2 digital channels delivering an amazing 40dB of gain, your hearing will increase 8X’s, while using sound activated compression to protect from the harmful effects of muzzle blase. Features 100% digital processing n Sound activated compression for sounds above 85dB and no special fitting required. Battery life is 180hours. Two preset programs and fitted left and right thin sound tubes for superior fit and comfort. Do All Outdoors EarShield 2 Channel Digital BTE. WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. Customer service is our business. We will have tracking uploaded and sent in order to track your order’s progress.