FSC-BT825B is a fully integrated Bluetooth RF baseband module compliant with the Bluetooth 5.3 specification dual mode protocol (BR/EDR/BLE). It supports various profiles such as SPP, GATT, HID, HFP, A2DP, AVRCP, etc. Communication is facilitated through a UART port, and with FeasyBlue Bluetooth stack, users can control all Bluetooth audio and data transmission through simple API functions. Module customization, Bluetooth profile development and APP application support are also available for customers.
| Chip | Realtek RTL8761BTV |
| Bluetooth Standard | Bluetooth v5.3 dual mode |
| Transmit Power | +4.5 dBm (default for all data rate) +10 dBm (BR/BLE) (Max.) +7.5 dBm (EDR) (Max.) |
| Receive Sensitivity | -94 dBm (2Mbps EDR) (Min.) -98 dBm (BLE) (Min.) |
| Audio Codecs | SBC, AAC |
| Profiles | BR/EDR: A2DP, AVRCP, HFP, HSP, PBAP, SPP BLE: GATT Client and Peripheral - Any Custom Services Other: MFi-iAP2 |
| Certifications | SRRC |
| Interfaces | UART, PCM |
| Antenna | On-board antenna by default Support installing external Feasycom and other antenna |
| Dimensions (mm) | 10.8 × 13.5 × 1.8 |
| Operating Temperature | -20°C ~ +85°C |
| Storage Temperature | -40°C ~ +85°C |
| Supply Voltage | VDD: 3.0V ~ 3.6V |
