Telephone apparatus with adaptable specifications.

摘要

Telephone set which, without changing the microcontroller (3), the specifications can be read, changed, or adapted to different countries. & br / a portion (6) of the e2prom memory (5) of the storage of the numbers preferred is assigned to the storage of these specifications. By releasing the handset (2) and by closing a specific switch (8), these specifications are read on a test device. After having entered on the keyboard (1) a specific secret code, it is then possible to withdraw, with the aid of the keyboard (1), new specifications.