Features 1、Waterproof Performance: Hearing amplifier guard is both waterproof and oil resistant, which can effectively prevent foreign objects such as earwax and dust from clogging the speakers. 2、Prevent Objects Enter: The wax filters can prevent foreign objects from entering the hearing amplifier and affecting the normal operation of the hearing amplifier. 3、Prolonged Service Life: Hearing amplifier can prevent earwax from accumulating in the earpieces, extending the service life of the hearing amplifiers. 4、Durability: The hearing amplifier filter is made of wear resistant materials to ensure long term durability with guaranteed quality. 5、Easy Installation: The wax guard does not take much effort and time to ensure that the elderly or other groups can operate with confidence and quickly. Specification Item Type: Hearing Amplifier Filter Material: Plastic Function: Prevent foreign objects such as earwax dust from blocking the speaker of the hearing amplifier. Package List 1 x box of Hearing Amplifier Filter