The AN2340 module is designed based on CC2340 of TI. The SimpleLink™ CC2340R5 device is a 2.4GHz wireless microcontroller (MCU)targeting Bluetooth® 5.3 Low Energy, Zigbee®, IEEE 802.15.4,  and Proprietary 2.4 GHz applications. 

       The device is optimized for low‐power wireless communication  with on‐chip dual image Over the Air Download (OAD) support in Building automation (wireless sensors, lighting control, beacons), asset tracking, medical, retail EPOS (electronic point of sale), ESL(electronic shelf label), and Personal electronics (toys, HID, stylus pens) markets.