WiFi-Module enable easy integration of WiFi technology in customer applications. A USB interface is used to connect the module to the host CPU. 

LM811 –
WiFi 802.11 b/g/n and Bluetooth 4.0 USB module

The LM811 is a combination of WiFi 802.11b/g/n and Bluetooth 4.0 Smart Ready in a single, compact module. It connects to the host system CPU via a single USB interface, simplifying integration and development.  The module is compatible with different operating systems including Linux, Android and Windows.

  • WiFi 802.11 b/g/n up to 150 Mbps data rate
  • WPA/WPA2 Enterprise
  • Bluetooth 4.0 Smart Ready
  • Single USB Interface for WiFi and Bluetooth



LM820 / LM821 –
WiFi 802.11 b/g/n USB module

LM820 / LM821 are compact WiFi modules for integration. They support WiFi 802.11 b/g/n with data rates up to 150Mbps and are designed to provide excellent performance with low powe consumption.

  • WiFi 802.11 b/g/n up to 150 Mbps data rate
  • WEP, TKIP, AES, WPA, WPA2 hardware encryption
  • USB interface to host CPU
  • Chip antenna (LM820) or U.FL connector for external antenna (LM821)



Product Overview

  WiFi Bluetooth RF Antenna Size mm
802.11 a/ac
802.11 b/g/n
Data Rate Mbps
Output dBm
BT Standard
Basic Rate
Enh. Data Rate
Low Energy
Bluetooth Class
Output dBm
Chip Antenna
U.FL connector
Antenna pin
LM811   X 150 17 4.0 X X X 1 10 # #   25 x 12
LM820   X 150 17            


    25 x 12
LM821   X 150 17               X   25 x 12

X Funktion unterstützt # Abhängig von Modulvariante


LM811 Datenblatt (4,17 MB)

LM820 Datenblatt (2,46 MB)

LM821 Datenblatt (2,46 MB)


+49 6126 590-255
+49 6126 590-133