Up 22. The billing function: Computer interface can intuitively reflect the calls and billed, and provide the query, also has a variety of printing formats, can be simple and easy to through the computer to set the rates, the deposit and the discount period, etc. 23. Strong insert phone: The switchboard can be inserted to clamp down on is on the phone's extension. (outside the switching speed when the extension is busy can plug into.) Size: 440 mm x 230 mm x 80 mm Size: 440 mm x 230 mm x 80 mm