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4 basic operation, 1 switch the handset on/off, Basic operation – AASTRA DT4x3 for BusinessPhone User Guide EN User Manual

Page 27

4 basic operation, 1 switch the handset on/off, Basic operation | AASTRA DT4x3 for BusinessPhone User Guide EN User Manual | Page 27 / 96 4 basic operation, 1 switch the handset on/off, Basic operation | AASTRA DT4x3 for BusinessPhone User Guide EN User Manual | Page 27 / 96