Siemens 600Series 사용자 설명서
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ROLMphone 300/600 Series User Guide
ROLMphone 300 Series Telephone
The ROLMphone 300 series offers two models.
•
The RP312 has 12 feature keys and one line extension.
•
The RP312L also has a two-line display with up to 24 characters
per line.
per line.
Figure 1-2.
ROLMphone 312L Telephone