Hearing aid helps people with conductive hearing impairment to hear sound and voice as normal people.
Features:Hearing aids helps people with conductive hearing impairment to hear sound and voice as normal people.
Adjust volume to the minimum before wearing.
Can be used on either ear.
Tone adjustment to match your hearing amplification need.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid sudden increase in sound.
Super mini size and light weight, and easy to use.
Specifications:Max. sound output: 135dB±5dB
Full scale sound gain: ≥50dB
Total harmonic wave distortion: ≤ 5%
Frequency response: 300-4000 Hz
Equivalent input noise: ≤ 30dB
Working voltage: 1.5 V
Working current: ≤3mA
Battery Type: AG13 or A5
Item size: 4.6 * 4.2 * 1.0cm
Item weight: Approx. 9g (batterie not included)
Package size: 12 * 8.5 * 3cm
Package weight: 102g / 3.6oz
Package list:1 * Hearing Aid
3 * Earplug
2 * AG13 Battery
1 * Instruction manual (English)