Microchip

Microchip RN4677U Certified Bluetooth Dual Mode module supports both BluetoothClassic and Bluetooth Low Energy (BLE) communication. Under Bluetooth Classic,RN4677 implements standard Serial Port Profile (SPP) that supports serial datatransfer between two Bluetooth Classic devices

Microchip

Microchip RN4677 Certified Bluetooth Dual Mode module supports both BluetoothClassic and Bluetooth Low Energy (BLE) communication. Under Bluetooth Classic,RN4677 implements standard Serial Port Profile (SPP) that supports serial datatransfer between two Bluetooth Classic devices

LAIRD Technologies

SMD EMi Shield from Laird Technologies. It maches with part BMI-S-202-C.

AI-Thinker

ESP8266 is an impressive, low cost WiFi module suitable for adding WiFi functionality to anexisting microcontroller project via a UART serial connection. The module can even be reprogrammedto act as a standalone WiFi connected device–just add power!The feature list is impressive and includes:802.11 b/g/n protocolWi-Fi Direct (P2P), soft-APIntegrated TCP/IP protocol stack