Rasav Model JH-A32BT OTC Hearing Aid with Noise Cancelling Fast Charging Black.

Built-in independent memory chip with volume program memory function, record the latest volume level, no need to adjust each time after starting. And it's convenient as you can operate on both of devices separately to adjust volume.

【Noise Cancelling】Hearing aids use the dual-microphone latest technology noise reduction processing, the volume increase is up to 30dB-35dB, providing a clear listening experience, making conversations more smooth. The hearing aid earbuds also have 4 modes for your option, help you better adapt to the surrounding environment, with standard, restaurant, outdoor and music mode, ideal for most mild to moderate hearing loss.

【How to solve whistling】 Applied with smart ear detection technology, hearing amplifier will power on automatically in 3 seconds when detecting device in ear canal and it will automatically turn off and charge after putting it in the charging box. If there is a whistling sound or feedback from the hearing amplifiers, inappropriate domes are the main cause of whistling.

【Fast Charging Ear Hearing Aids】OTC hearing aid provides 3-4 hour use with just a 15 minute charge. No need to replace batteries makes it more convenient and economical. You can power up this OTC hearing aids everywhere as you like. The portable charging box design can prevent the loss and avoid dust.