FSC-BT646 is an economic BLE module,the Bluetooth version is Bluetooth 4.2 low energy,FSC-BT646 contains BLE passcode,Over air commands function,Master/slave 2 in 1,it's a cost-efficient BLE module.
FSC-BT646 BLE 4.2 module's parameters:
Bluetooth module model
BLE 4.2 module(Bluetooth 4.2 low energy module)
The FSC-BT646 module is pre-certified for operation under the regulations of the CE, FCC, BQB. These certifications save significant cost and effort for customers when integrating the module into their product.