Ear Sound Amplifier Portable in Ear Hearing Aid for Deaf
$13.96
$24.71
Fitting Range: For mild to moderate severe hearing loss Application: Fitting in people right ear and left Ear Technical Data: IEC 60118-7/ANSI S3.22-2003 Peak OSPL 90 ( dB SPL): 126dB±5dB HAF OSPL 90 ( dB SPL): 116dB±5dB Peak Sound Gain(dB): 40dB HAF/FOG Gain (dB): 30dB Frequency range(Hz): 400Hz-4500Hz EQ Input Noise(dB): ≤28dB Battery Type: Rechargeable Li battery Battery working: Working time 60 Hours by 1 hour fast charging
