TRE STARSHearingAid HERMES
HERMES Behind-The-Ear hearing aid (earphone inside body or Gas Channel hearing aid) match the US ANSI’92 and IEC-118-7/94 standard. HERMES's earphone is inside the body,the max sound output's frequency is 900Hz, the sound is very in focus.The design is immitation of human engineering.
1.Max sound output:126±4dB
2.Sound gain:50±5dB
3.Total harmonec wave Distortion:≤2-10%
4.Input noise:≤26db
5.Voltage:1.5V
6.Current:≤3mA