DescriptionCracked or yellowing sound tube will cause feedback and consequent reduction in amplification. The product prevent crimping, stretching and most importantly sound feedback from the hearing aids. Thicker tube contains sound better and reduces feedback commonly caused by powerful hearing aids.Features- Color: As shown. - Material: PVC, PU. - Size: 7.50X2.00X1.00cm/2.95X0.79X0.39 inch. - Due to the simple design, this product provides one of the most discreet, but well-sealed fittings for your hearing aid.- This is excellent alternative to standard sound guide tube, useful and wonderful hearing aid accessory.- You will have good use experience because of the perfect workmanship of this product. - The sound guide tube is simple to install and easy to use, bring much convenience to you. - Made by high-quality material, safe and durable, which could be used for very long time.
