https://www.silabs.com/development-tools/wireless/xgm240-rb4337a-xgm240l-module-radio-board
xGM240-RB4337A - xGM240L +10 dBm Module Radio Board - Silicon Labs
XGM240L Radio Board supports the development of 2.4 GHz Wireless IoT devices for protocols including Bluetooth LE, Mesh, Thread, Matter, and Zigbee.
module radiodbmboardsiliconlabs