In the. Err file, the first unsupported character occurs on line 54, bte offset 22.
文件里面有不支持字符。打开不是说第54行了么。
2
This refers to the use of a BTE hearing aid where the receiver (loudspeaker) is placed outside of the hearing aid case and inside the wearer's ear canal.
BTE button battery life, the qualified products should be in 200 hours or so, is calculated by using 12 hours a day, period of validity for about two weeks.