Fritz!Box 6850 4G


SKU: AVM10002 Categories: ,
Fritz!Box 6850 4G

The FRITZ!Box is an ideal all-in-one device for the (home) network: modem, router, WiFi access point, telephone switchboard and media server with Gigabit LAN and USB connections. A FRITZ! Box sets a new standard in (home) networking!

The small and compact FRITZ!Box 6850 LTE adapts to all possible conditions. No matter how good or bad the network reception is – the FRITZ!Box 6850 LTE always provides maximum speed, from UMTS to LTE. The FRITZ!Box 6850 LTE has two WiFi frequency bands and uses MU-MIMO for efficient network traffic.

The 6850 is also available in the Fritz!Box 6850 5G.

  • LTE 4G modem router
  • Multi-band: 3G (UMTS) and 4G (LTE)
  • External antennas optionally connectable
  • WiFi AC up to 866 Mbit/s + WiFi N up to 400 Mbit/s
  • VoLTE: Calling via 4G
  • Connection to LTE broadband with LTE SIM card (mini SIM)
  • 4 x Gigabit-LAN connections
  • WiFi AC up to 866 Mbit/s on the 5 GHz frequency band
  • WiFi N up to 400 Mbit/s on the 2.4 GHz frequency band
  • Simultaneous dual-band WiFi with MU-MIMO
  • 1 x USB 3.0 for storage media and printers
  • 1 analog port for analog telephones


Fritz!Box 6850 4G

Fast reliable router

FRITZ!Box 6850 4G LTE provides fast downloads with LTE, and the integrated DECT base allows comfortable calls with up to six cordless phones. Reliable Wi-Fi connects the devices in the home network to the fast mobile Internet.

Mesh Wi-Fi with FRITZ!

The FRITZ!Box 6850 4G supports Mesh WiFi, so even videos, music and photos on the home network arrive seamlessly to the farthest corners of every room. The distributed FRITZ! devices work together in a single network, communicating among themselves and optimizing the performance of all Wi-Fi devices.

Fast internet everywhere

Internet over the mobile network is convenient and can be used anywhere with fast LTE technology and a FRITZ! Box 6850 LTE. The 6850 LTE supports all common LTE frequencies in the Netherlands and Europe. With reliable Wi-Fi and four gigabit LAN connections, FRITZ!Box 6850 LTE connects devices to the Internet reliably and securely.

File sharing and comfortable calling

FRITZ!Box 6850 LTE offers all the benefits of the FRITZ!Box. A printer can be easily integrated into the home network via the USB connection. Or use a USB storage medium for FRITZ!NAS, the convenient network storage, to share documents and photos with friends or family. The integrated DECT-based telephone system of the FRITZ!Box 6850 LTE supports up to six cordless phones and one analog phone. Convenience features such as HD telephony for crystal-clear voice transmission and up to five integrated answering machines ensure comfortable phone calls.

Safe with the FRITZ!Box

The comprehensive security concept of the Fritz!Box protects all communications. It is continuously tested and further developed by Fritz. Thanks to free updates, optimal security is always guaranteed.

Fritz!OS – a versatile system

FRITZ! OS, the operating system of the FRITZ! Box, regularly offers new features. By means of the central home network overview, everything can be controlled at a glance. Make use of the child lock and WiFi access for guests, and always stay informed about current data usage with the online counter. Or download the FRITZ! Apps that allow you to manage the system on the go via smartphone. In addition to smarthome devices from FRITZ!, the FRITZ!Box 6850 LTE also supports devices from other manufacturers with DECT-ULE/HAN-FUN technology. All updates and apps for the FRITZ! products are free.



  • Mobile internet 4G (LTE)
  • LAN port(s) 4 Gigabit
  • 1 x USB 3.0
  • Guest networking built-in
  • Built-in firewall yes
  • Detachable antenna
  • LTE antenna connector SMA Female
  • WiFi standard WiFi 5[AC] + 4[N] + 3[G] + 2[A]
  • WiFi frequency band simultaneous (1 x 2.4 GHz and 1 x 5 GHz)
  • Max. WiFi speed (5 GHz) 866 Mbit/s
  • Max. WiFi speed (2.4 GHz) 400 Mbit/s
  • Multi-User MIMO Yes
  • Dimensions (W x H x D) 208 x 37 x 150 mm

What’s in the Box

  • FRITZ!Box 6850 4G LTE
  • 12VDC 2.5A power adapter for FRITZ! Box (cable 1.5 meters long)
  • LAN cable (1.5 meters long)
  • Externally screwable mobile Internet antenna
  • Manual