Send dtmf tones, Making a call, Call menu – Siemens GSM 900 User Manual

Page 27: Call transfer

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Send dtmf tones, Making a call, Call menu | Call transfer | Siemens GSM 900 User Manual | Page 27 / 115 Send dtmf tones, Making a call, Call menu | Call transfer | Siemens GSM 900 User Manual | Page 27 / 115
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