FRITZ!DECT 400 - Details


Features at a glance

Smart switching

The FRITZ!DECT 400 works well with the smart plugs in your home, making using and operating them easier than ever before. For example, you can turn off the light in the living room from your couch. You don't even have to get up! Individual and group switching are both possible.

Integrated via DECT

Integrated in the home network via DECT

The button is integrated into your home network via the Digital Enhanced Cordless Telecommunications (DECT) standard. Configuring the various functions in your FRITZ!Box user interface is quick and easy.

Discreet, compact design

Discreet and compact

The FRITZ!DECT 400 has a compact, lightweight design. The smart button can be fixed to a wall or used as a portable unit anywhere in your home.


Learns through automatic updates

Thanks to the automatic update function, the smart button is capable of learning and new features can be added.

Comparing FRITZ!DECT models

Our overview compares the key features of each FRITZ!DECT, giving you more insight and clarity when it comes to choosing a specific model.

> Compare FRITZ!DECT models


Here is where to find anything you might need after purchase: Our Service area offers countless knowledge documents on your product, helpful videos on individual features, the manual and, of course, free updates.

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