RF-BM-2340B1 is a SimpleLink 2.4 GHz wireless module designed based on TI's CC2340R5 from the United States.
RF-BM-2642B1 is a Bluetooth 5.0 module independently developed based on Texas Instruments' CC2642R from the United States.
RF-BM-2652P2 is a SimpleLink multi-protocol 2.4GHz high transmission power (+20dBm) wireless module independently developed based on Texas Instruments' CC2652P from the United States.