FSC-BT941 BLE 5.2 Bluetooth Low Energy Module with 5dBm Maximum Output Power

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The Feasycom FSC-BT941 is a high-performance and highly integrated Bluetooth 5.2 BLE module designed to operate on the 2400MHz to 2480MHz ISM frequency band. Abundant peripherals, power-on reset (POR) and I2C/USB, arithmetic accelerators further reduce the cost and size of the entire system. By default, Feasycom standard firmware is built-in, and customized firmware is also available. FSC-BT941 is a suitable product for designers who want to add wireless functions to their products.


  • Bluetooth 5.2 BLE proprietary RF SoC
  • UART programming and data interface (baudrate up to 921600 bps)
  • I2C/USB interfaces
  • Postage stamp sized form
  • Low power consumption
  • TX power up to +5 dBm
  • Supports external antenna
  • RoHS compliant


  • Bluetooth IoT
  • Remote Control
  • Heart Rate
  • Blood Pressure
  • Proximity


Bluetooth Module FSC-BT941
Bluetooth Standard BLE 5.2
Frequency Band 2.400~2.480GHz
Transmit Output Power +5 dBm (Max.)
Receive Sensitivity -95 dBm @ 0.1% BER
Profiles GATT
Interfaces UART, GPIO, I2C
Size (mm) 10 × 11.9 × 1.8 (1.1mm pad pitch)
Power Supply 3.3~3.6V
Operating Temperature -10℃ to +85℃
Storage Temperature -20℃ to +85℃

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