Specifications:
Max sound output: 125+/- 3db
Sound gain: >= 28db+/- 5db
Total harmonic wave distortion: <= 3%
Frequency range: 300-3500mhz
Input noise: <=32db
Voltage: d.c.1.5v
Current: <=2ma
Full charging: 6 hours
Working time: 16 hours
Built-in 25mah recharging battery for hearing aid unit
Charging box without built-in battery needs USB charging cable
Material: ABS
Description:
A hearing instrument is a kind of electronic device which amplifies sound from your surroundings, which are used to help hearing-impaired people recover hearing ability by company sating hearing loss. This hearing aids for seniors clear sound quality, beautiful appearance, sturdy and durable. It has 3 adjustable amplification mode function and easy to use for senior, comfortable, and long battery life, portable charging case. The hearing amplifier can amplify speech background without missing any piece of sound, thus bringing you a clear listening experience without causing transmission loss. Best solution for people with mild to moderate hearing loss. Boasts an active noise reduction function, amplifies speech while reducing unwanted background noise for a clear hearing experience. This hearing amplifiers are the second chance for you to feel the true world around you. Besides, they are unisex design that makes them perfect for both men and women.
Instruction:
1. Put the hearing aids to the right position of your ear before turning on it, then long-press the button for 3 seconds to turn it on. After turning the hearing aid on, you can adjust the volume by short pressing the button. There are a total of three volume levels you can choose from. Three "di di di" voice means the biggest volume. Long press the button for 3 seconds to turn off the audio phones.
2. The hearing amplifier comes with 3 ( L/M/S)different sized ear pieces, please choose the set that fits comfortably for you.
Package Content:
2 x Host
1 x Charging compartment
6 x Earplugs
1 x Brush
1 x User Manual
1 x USB data cable