Obtain Firmware Version
Currently, there are two ways to obtain the firmware version information of FSC-BT1026x, as following:
FeasyBlue APP
After establishing BLE connection with the FSC-BT1026x through FeasyBlue APP, check the firmware version information on the Transmission Configuration function interface.
Warning:The profile of the Bluetooth module needs to enable BLE (GATT) function

UART AT Command
Send the AT+VER command through UART to obtain firmware version information.
The example of AT command operation and response events is as follows:
Send: >>AT+VER
Response: << +VER=FSC-BT1026C,V4.9.4 //Example, please refer to the actual reading result