Artikelnummer: 43003213
Manufacturer nr: 20002907

Internet access for all mobile communication

Sleek and compact, the FRITZ!Box 6820 LTE fits in any environment. No matter how good your current reception is, the 6820 always provides maximum speed with both UMTS (3G) and LTE (4G). On top of this, fast Wireless N makes surfing on a tablet or other terminal devices extra fun.

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AVM FRITZ!Box 6820 LTE at a Glance

Interface details

  • Integration into the LTE broadband network with LTE-SIM card (mini SIM)
  • Internet connection via UMTS/HSPA+ (3G)
  • 1 x gigabit Ethernet (10/100/1000 Base T, RJ45 port) for PC, game console, network
  • Wireless N access point (IEEE 802.11n, g in the 2.4-GHz band) for PC, notebook, tablet, smartphone


  • LTE category 4 modem (FDD)
  • Multi-band support: LTE FDD band 1 (2.1 GHz), band 3 (1.8 GHz), band 5 (850 MHz), band 7 (2.6 GHz), band 8 (900 MHz), band 20 (800 MHz) and band 32 (1.5 GHz) / LTE TDD band 38 (2,6 GHz), band 40 (2,3 GHz), band 41 (2,5 GHz)
  • Supports the 1.4, 3, 5, 10, 15 and 20 MHz channel bandwidths
  • MIMO receiver technology (Multiple-In-Multiple-Out antenna technology)
  • Integrated LTE antennas


  • LTE router with firewall/NAT, DHCP server, DynDNS client, UPnP AV
  • Stateful Packet Inspection Firewall with port forwarding for secure web surfing
  • Supports the IPv4 and IPv6 web protocol
  • Secure remote access over the Internet with VPN (IPSec)
  • Parental control with filter lists
  • Remote maintenance via https


  • Wireless radio networks compliant with 802.11n (up to 450 Mbit/s gross; 2.4 GHz; MIMO 3 x 3) and 802.11g
  • With Mesh WiFi you can combine several wireless access points into one intelligent system (FRITZ!OS 6.90 and later) Find out more at en.avm.de/mesh
  • Secure upon delivery with WPA2 encryption, WPA3/2 transition mode is also available
  • WLAN button (to switch wireless LAN on/off manually)
  • Wi-Fi Protected Setup (WPS) for safe wireless connections at the touch of a button or by entering a PIN
  • Wireless guest access – secure surfing for friends and visitors
  • Green AP mode for optimum performance at minimum power consumption


  • Clearly laid out user interface, for intuitive operation via web browser
  • User interface optimized for smartphones and tablets (responsive design) and available in multiple languages (DE, EN, ES, FR, IT and PL)
  • Alignment aid for antennas to find the ideal location for the FRITZ!Box
  • Free updates for new functions and security
  • Advanced view for special configuration options, help function with full-text search
  • FRITZ!App WLAN for connecting to your router and information about your Wi-Fi

Package contents

  • FRITZ!Box 6820 LTE
  • Power adapter with 1.5-meter cable
  • 1.5-meter LAN cable
  • Quick guide

Device properties

  • Dimensions (W x H x D): 64 x 99 x 134 mm
  • Average power consumption: under 6 watts


  • 5-year manufacturer’s warranty

Article number

  • 20002907

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