ROLMphone 300 Series Telephone
Figure 1–2. ROLMphone 312L Telephone
1–4 ROLMphone 300/600 User Guide
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.