rechargeable hearing aid auidphones my-33 microphone amplifier to profound deaf aids a kit double piecesscouts

brand namefeie originchina mainland model numbermy-33 hearing aidsdigital rechargeable amplifier batteyusb rechargeable charger featuredigital circuit clear sound high power low bettery consumption quantity2 peices/ double pieces for right ear and left ear soundclear sound and adjustable applicationchild elderly hearing loss