A compact modular in-the-ear hearing aid

(57) The module type hearing-aid for equipping in a summary user's ear Hollow plug 1, With the face plate 2, including an outside opening, the above-mentioned hollow plug is carried out for suiting an auditory canal, have an irregular cone generally, and it is covered with the above-mentioned outside opening, and in this face plate, The opening 8 for arranging the battery 23 and the electronic module 4 removably is formed, and the above-mentioned electronic module 4 contains the microphone parts 5, the signal-processing parts 6, and the sound reproduction machine 7. Further the above-mentioned opening 8 including the 1st zone 9 for battery 23 charge, and the 2nd zone 10 following the 18th zone 9 for socket part 11 charge of an electronic module the face plate 2, It is formed so that it may have the 係止 means 12*16 for the above-mentioned socket part 11 at the edge of the opening 8, and another side and another parts 6 and 7 of the electronic module are arranged below the face plate 2. The above-mentioned opening 8 is formed at the time of removal of the battery 23 so that the 1st and 2nd zones 9 and 10 may become together and the parts 6 and 7 according to above may also be passed, so that the electronic module 4 whole can be demounted.