Medically approved, these high-quality hearing amplifiers help you hear by amplifying the sounds around you.
 Lightweight and comfortable with the convenience of USB charging, the amplifiers are suitable for use on both ears.
 128 dB output and 5 dB gain
 4-- - 42--Kz frequency range
 16 hours of use after 7 hours of charging
 Comes with 3 sizes of earplugs, cleaning brush and storage case
 Ideal for those with hearing loss in both ears or to offer a handy backup amplifier
 Specifications:
 - Length: 9.5 cm, Width: 7.2 cm, Height: 3.0 cm