Product Description
Product Details:
Type: BTE Hearing Aid
Model Number: V-188
Category: Hearing Health Products
Feature: Low power consumption， Knowles Earphone
Battery: A675 (not include Battery)
Main Unit Size 3.8 * 0.8 * 4cm NW: 5g

Specifications:
Model: V-188 BTE Hearing Aid
Max Sound Output: 127dB ± 4dB
Max Sound Gain: 48dB ± 5dB
Total Harmonic Distortion: f !#!lt!*!1000Hz ≤ 15%， f!#!gt!*! 1000Hz ≤ 10%
Frequency Range: 450 ~ 3500 hz
Equiv Input Noise: ≤ 32 dB
Battery: A675 (Zinc Air Battery)
Working Voltage dc1.4V
Working Current: ≤ 1.5 mA
Measurement: 3.8 * 0.8 * 4cm

Detailed Product Description:
Built in High sensitivity Knowles Earphone from USA
N-H switch
ON / OFF switch
Volume Control
It can work 30 days with the zinc air battery
Low power consumption
Long Ear Hook
Different size noise prevention earplug
According to the user's ear size to cutting the acoustic conducting pipe
Strict quality control， test by the hearing aid test machine of Fonix 6500-C， Fonix 7000 and CR6128

Max Sound Output: 127dB ± 4dB
Max Sound Gain: 48dB ± 5dB
Harmonic Wave Distortion: f !#!lt!*!1000Hz ≤ 15%， f!#!gt!*! 1000Hz ≤ 10%
Frequency Range: 450 ~ 3500 hz
Input Noise: ≤ 32 dB
Battery: AG13
Working Voltage dc1.4V
Working Current: ≤ 1.5 Ma
Measurement: 38 * 8 * 40mm
Net Weight: 5 g
Special Function Key: NH Adustement， USA imported speaker