BMD-340 Module u-blox BMD-340 Module is an ultra-low power multiprotocol SoM that enables Bluetooth 5 (BLE) and Thread connectivity for portable embedded systems. This module features an integrated 2.4GHz transceiver, Arm® Cortex™-M4F CPU, and an integrated antenna, allowing it to provide a complete RF solution with reduced development costs. The BMD-340 module reduces design complexity and Bill of Material (BOM) cost as it can be easily integrated with built-in USB and 5.5V compatible DC-DC supply.