Peak OSPL 90 ( dB SPL): 117dB
HAF OSPL 90 ( dB SPL): 110dB
Peak Gain(dB) : 32dB
HAF/FOG Gain (dB) : 29dB
Frequency range(Hz) : 300-3500Hz
Distortion :
500Hz : 3%
800Hz : 3%
1600Hz: 3%
Equivalent Input Noise (dB): 25dB
Voltage: D.C.3.7V
Current: ≤1.5mA
Charging Time(H):4~6h
Working Time(H):20h Battery: Built-in Lithium Battery Current: 1.5mA

Type:Hearing Aid
Note: To protect your hearing, please don't use this product at a high volume for a long time.
Not suitable for the crowd
1.According to the average frequency of pure tone audiogram language frequency calculation, or in the 0-30dbwithout the use of hearing aids
2.Sudden deafness,especially occurring within three months
3. Tinnitus, unilateral or bilateral
4.Rapidly progressive hearing loss
5.Obscure aural crowds with unexplained hearing
6. Serious binaural otitis externa, otitis media, pus,and double external auditory canal closure
Package Include
2X Hearing Aid
18 X Earplug
1XRecharger
TIPS:
The actual color and shape of the item might looks slightly different from pictures because of the technical improvement and manufacturing variance or Computer screen color difference.