FRITZ!Box 7582 Service - Knowledge Base

FRITZ!Box 7582 Service

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

You can use different types of telephony devices, for example telephones, fax devices, answering machines, or PBXs, with the FRITZ!Box. Your line type determines how many devices can be used.

1 DECT devices

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

2 IP telephones and IP door intercom systems

You can register a maximum of ten IP telephones (for example FRITZ!App Fon) or IP door intercom systems with the FRITZ!Box.

3 Analog devices

The FRITZ!Box has four ports for analog devices; you can use two of them, for example for a telephone, fax machine, and/or door intercom. One "FON 1" socket and one "FON 2" socket must stay free (not allocated):

  • "FON 1" and "FON 2" for devices with an RJ11 plug
  • "FON 1" and "FON 2" for devices with a TAE plug

4 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.