FSC-BT825EB Realtek RTL8761BTV Dual-Mode Bluetooth 5.0 Module


The Feasycom FSC-BT825EB is a highly integrated module based on Bluetooth 5 controller with a UART interface. It combines a BT Protocol Stack (LM, LL, L2CAP, GATT, RFCOMM, SPP, and LE), BT Baseband, modem, and BT RF in a module. FSC-BT825EB can be communicated by UART port. With Feasycom's Bluetooth stack, Customers can easily transplant to their software. Please refer to Feasycom stack design guide.


  • Bluetooth 5 specification compliant
  • Single-end RF radio with high performance
  • Supports Bluetooth Classic (BDR/EDR)
  • Supports Bluetooth Low Energy (BLE)
  • Complies with HS-UART with configurable baud rate for Bluetooth
  • Compatible with Bluetooth v2.1 systems
  • HS-UART interface for Bluetooth data transmission compliant H5 specification
  • Integrated MCU to execute Bluetooth protocol stack
  • Supports all packet types in basic rate and enhanced data rate
  • Supports Secure Simple Pairing
  • Supports multiple Low Energy states
  • Supports Power Control


  • Smart Watch and Bluetooth Bracelet
  • Health & Medical devices
  • Wireless POS
  • Measurement and monitoring systems
  • Industrial sensors and controls
  • Asset tracking


Bluetooth Module FSC-BT825EB
Chipset Realtek RTL8761BTV
Bluetooth Standard Bluetooth 5.0 (dual mode)
Frequency Band 2.4G ISM band (2402~2480 MHz)
Transmit Output Power +10 dBm (Max.)
Receive Sensitivity -94.5 dBm (Min.) @ 2Mbps EDR, -98 dBm (Min.) @ BLE
Profiles SPP, GATT, MFi, Airsync, ANCS, iBeacon, HID
Interfaces UART
Size (mm) 24.5 × 19.4 × 2.2
Power Supply 5V
Operating Temperature 0℃ to 70℃
Storage Temperature -40℃ to +85℃

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