Recommend:
To the knowledge base

Number of telephony and DECT devices that can be used with the FRITZ!Box

You can use various telephony devices with the FRITZ!Box. How many devices can be used depends on the type of connection.

Note:All instructions on configuration and settings given in this guide refer to the latest FRITZ!OS for the FRITZ!Box.

1 DECT devices

The following DECT devices can be registered with the FRITZ!Box at the same time:

2 IP telephones

You can register up to ten IP telephones with the FRITZ!Box.

3 Integrated answering machine and fax function

You can use the FRITZ!Box as a fax and answering machine, without having to connect any additional devices. The FRITZ!Box can be used to send and receive faxes and you can configure up to five different answering machines.