This telephone is designed to be used with an analog telephone line. In order to use the phone on an ISDN line, you need to use an ISDN/Analog adapter. If you have questions regarding which adapter should be used, please contact your ISDN provider.
Article Published Date : 2017-02-28
This telephone is designed to be used with an analog telephone line. In order to use the phone on an ISDN line, you need to use an ISDN/Analog adapter. If you have questions regarding which adapter should be used, please contact your ISDN provider.