Control codes (dtmf) and pauses, P. 39, Use phonebook – Siemens C61 User Manual

Page 40

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Control codes (dtmf) and pauses, P. 39, Use phonebook | Siemens C61 User Manual | Page 40 / 116 Control codes (dtmf) and pauses, P. 39, Use phonebook | Siemens C61 User Manual | Page 40 / 116
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