FSC‑BT9101AI is a dual‑mode Bluetooth 5.3 module designed for low‑power, long‑range data transmission. It supports BR/EDR and BLE simultaneously with excellent receive sensitivity, and integrates an MCU, RF front‑end, and onboard antenna. The module offers multiple hardware interfaces including UART, এসপিআই, I²c, AIO, and PIO.

Preloaded with Feasycom’s powerful and easy‑to‑use firmware, FSC‑BT9101AI can be controlled via simple UART AT commands, allowing developers to quickly add reliable Bluetooth connectivity to applications such as industrial sensors, asset trackers, and remote controllers while significantly reducing development time.