Hearing Aid

We are offering behind the ear hearing aid s-9a.
technical parameters:
* max out : 126 ± 4db
* max gain : 46 ± 5db
* harmonic dist: ≤ 10%
* frequency range : 300hz ~ 4000hz
* equivalent input noise : ≤ 32 db
* standard battery: ag13（a675）button cell
* voltage : 1.3v
* current : ≤ 4 ma
product features:
1.middle power bte hearing aid suitable for moderate to severe hearing weak listen people
2.stable quality,operate simple,use convenience
3.small distortion, and low noise
volume control：small to lound
specification:
on-turn on
off-turn off
product weight: 8g
product size: 5*1.3*1.0cm
packing details: paper+plastic box
packing size: 12*8.6*3.2cm
q.t.y/carton: 120pcs
carton size: 52.5*31*39cm
gw: 11kg
nw: 9kg