FSC-BT686 is a Cost-effective BLE 5.0 module,the transmit power up to +9.5dBm,it embedded 32-bit MCU and 4Mbit flash,FSC-BT686 supports data throughput transmission and BLE mesh network.
FSC-BT686 adopt AIROHA AB1611 Chipset .It support write firmware .
FSC-BT686 BLE Module raspberry pi :
Bluetooth 5.0 ble
FSC-DB004-BT686: It provides 6 pin serials with FSC-BT686 (STATUS,RXD,TXD,CND,VCC,KEY).
FSC-DB005-BT686: it provides USB-UART interface ,it could connect with PC via USB port.