Silicon Labs EFR32xG24 +4dBm Radio Board (xG24-RB4115B)

Silicon Labs EFR32xG24 +4dBm Radio Board (xG24-RB4115B) is designed to work with the WSTK main board (not included) to support the development of Wireless IoT devices based on 2.4GHz wireless protocols, including BLE and BLUETOOTH® Mesh. The EFR32xG24 +4dBm Radio Board is based on the EFR32BG24B310F1536IJ42 2.4GHz wireless SoC and features an integrated antenna and U.FL connector for RF measurements. Reference designs are provided for implementation.


  • EFR32xG24 Wireless Gecko Wireless SoC with 1536kB Flash and 256kB RAM (EFR32BG24B310F1536IJ42)
  • 8Mbit low-power serial flash for over-the-air upgrades
  • 3x3 WLCSP package
  • Integrated inverted-F PCB antenna (2.4GHz band)
  • U.FL connector for RF measurements
  • WSTK main board required (sold separately)

Block Diagram

Block Diagram - Silicon Labs EFR32xG24 +4dBm Radio Board (xG24-RB4115B)
Published: 2023-09-14 | Updated: 2023-09-28