When you watch movie, enjoy the drama, attending meeting, or have classes, this hearing aid can help you to hear the sound clearly and loudly. While in forest, if you want to hear very slight sound, it will be a good choice!
Specification:
- Max sound output: 130±5dB
- Sound gain: ?50dB
- Total harmonic wave distortion: ?10%
- Frequency range: 300~4000Hz
- Input noise: ?30dB
- Voltage: DC 1.5V
- Current: ?4mA
Usage
Open the cartridge cover, put the battery in correct position. Zine Air battery is the best choice and has longer life.
- Before using, make sure that power is turned off, or make the volume to ?l?.
- Put the ear hook on your ear, plug in the ear tightly.
Note: The unit is on ?off? position, and volume is on ?l?, otherwise the instant sound will make you uncomfortable.
- Turn the power, and adjust the sound volume to get clear sound,
- If you hear the whistling sound, please check whether you have plugged in the ear plug tightly. If it can?t be plugged tightly, please change the other size plug
Specifications:
Dimensions:9.00 cm x 7.00 cm x 3.00 cm
Weight:126 g
Pack including:
1 x New V-163 Hearing Aid
