Behind the Ear Hearing Aids Rechargeable Sound Amplifier Elderly Deafness Help
$28.26 – $30.54
Description
Features:
1.Max sound output:129±3dB
2.Sound gain: ≥40±5dB
3.Total harmonic wave distortion: ≤10%
4.Frequency range:450-3400MHz
5.Input Noise: ≤32dB
6.Voltage: d.c.1.2V
7.Current: ≤2mA
8. Full charging with about 6 hours
9. Working about 48 hours
List:
1 x Main Unit
4 x Earplugs
1 x Brush
1 x User Manual
1 x USB Charging cable