| 摘要 |
PURPOSE:To connect an incoming telephone call to a connection enable destination selected by a caller among plural connection enable destinations stored in a telephone number storage section by providing an incoming detection section, an announcement section, a selection command detection section, a telephone number storage section and a switch or the like. CONSTITUTION:When a caller makes a phone call to an incoming telephone line 1 from an external telephone set, it is detected by an incoming call detection section 7, the announcement section 18 is started and required items are informed to the caller. When a selection command is inputted via the line 1 and a selection command detector 19 detects it, then a CPU 23 discriminates the content of the detected command signal and reads a corresponding telephone number among the telephone numbers stored in a telephone number storage section 20. The telephone number is outputted to a selection signal generating section 21, an outgoing telephone line 2 is closed at the same time, the generating section 21 sends a selection signal via a lie 2 to call the talking party. When a reply comes, the lines 1, 2 are connected via an analog switch circuit 16 so as to be connected possible for mutual talking. Thus, an incoming call is connected to a connection enable destination selected among plural connection enable destinations.
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