Digital devicedevices have a four-wired connection with the exchange. Dialing number can be programmed for all the devices, and call forward, call holding, and conference calling can be realized on them.(with the help of built-in buttons).
- 7401plus: It can handle 1 main line. Function buttons 1 and 2 are cannot be programmed on the device.
- 7410plus: It is suitable for handling 3 extension and 1 main line, with an outer speaker connector.
- 7406plus: It is suitable for handling 3 extension and 1 main line, allowing handsfree calling, with display.
- 7407plus: It is suitable for handling 3 extension and 1 main line, allowing handsfree calling, with display.
It is necessary to have 2 seconds of waiting between two call initiations!