Product Review

Uses highly integrated audio amplifier chip imported from Germany with 12 band digital sound processing and noise reduction precisely boost the frequencies associated with the human voice, amplify speech while actively reducing background noise.
Design fits the ergonomic standard， which makes it more fitting and comfortable to wear. The medical-grade ABS plastic enclosure adds an nano coating that meets the European Union's ROSH skin contact standard to protect the ear canal from bacteria. These are not only more convenient and beautiful to wear, but also more comfortable and clean.
30-day money back guarantee and 12 month warranty.(notice: any problems arising from misuse, attempts to repair, dropping or extreme use are not covered by this warranty)
Package Included:

1 x Hearing Aids
1 x Instruction Manual
1 x Case
1 x Battery
3 x Units of earplug of different size
digital hearing amplifiers in the ear sound amplifie aid hearing digital noise cancelling fit for left and right ears