Description This hearing amplifiers is a great solution for those who are suffering bad hearing condition or hearing lo. Profeiuonal audiological theoretically designed with digital sound noise reduction proceing, this ear device actively reduces background noise to provide great hearing experience to the maximum. Features - Color: Silver - Material: Silicone and ABS - Size: About 4 x 1.5 x 1cm. - SOUND AMPLIFIERS: Designed expert audiologists with profeional sound noise reduction proce, provide clear and loud sound. Help the user rediscover the pleasure of listening to nature's sounds or talking to others. - SUPERIOR DESIGN: Mini size and light weight, the kit can easily fit into your pocket for easy storage and add burden to your ear. - EASY TO USE: With handy on and off button and volume control that allows the user to make accurate adjustments in time. - COMFORTABLE: silicone ear buds won't hurt your ears, offering the most comfortable wearing. - WIDE USE. Suitable for hard-of-hearing users, the deaf, the elderly, the hearing-impaired, etc. Note: - Adjust volume to the minimum before wearing, and increase volume gradually to avoid sudden increase in sound. - Choose an earplug of slightly bigger size to avoid whistler. - Increase volume gradually to avoid sudden increase in sound. - If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure air leakage. - Keep the ear plug clean. - Remove the if you don't use it for long time. 1 x Hearing Aid4 x Ear Buds1 x Cleaning Brush1 x Battery1 x Specification