Rechargeable Hearing Aids for Seniors, Invisible Digital Into Ear Hearing Loss for Adults(White)

【 Loud & Adjustable】Hearing amplifiers provide louder sound with upgrade Chip; sound amplifier owns 3 frequency modes with knob volume, keep listen comfortably during meeting, studies, conversations, outdoor, performances and party by select modes: amplify vocals, balance sound, and enhance noise reduction.
【Ear Protection】Upgrade sound threshold control with 16-channel technology, turn down the volume knob to lowest volume, wear personal sound amplifier and then turn it on, slowly turn up the volume, NO any sudden loud noise, avoid whistling sounds, better hearing protection with over the counter hearing aids.
【 One Touch Operation】Up and down switch, on and off at a glance; knob volume control, more accurate and convenient; mode button, press to match the environment; rechargeable hearing aids minimalist operation, more convenient and faster, more friendly to the elderly.
【 More Comfortable Design】Hearing aid earbuds of 3 sizes, available for both left and right ears, hearing aids rechargeable with ergonomic design , comfortable for all kinds of ear canal.
【 48-Hour Usage Support】48-Hours of use on one charge of rechargeable hearing aids for adults, we recommend that you charge hearing amplifiers for seniors every night when you go to bed, no hearing loss time throughout the day.