FSC-BT1038B QCC3084 Bluetooth 5.4 LE Audio Module


The Feasycom FSC-BT1038B is a cutting-edge Bluetooth 5.4 LE audio module, powered by the advanced Qualcomm QCC3084 chipset. This module is fully qualified to support Bluetooth® LE Audio and Auracast™ broadcast audio, providing an enhanced audio experience. With the QCC3084 chipset, FSC-BT1038B enables users to share music effortlessly with multiple Bluetooth speakers or headsets using the innovative Auracast™ broadcast audio feature. This allows friends and family to enjoy the same audio experiences simultaneously, making it perfect for social gatherings or immersive group activities. Experience the power and convenience of Feasycom's FSC-BT1038B, as it harnesses the latest Bluetooth technology to elevate your audio projects to new heights. Unlock the potential of Bluetooth wireless audio and create unforgettable shared experiences for your users.


  • Snapdragon Sound for lossless music streamin
  • Qualified to Bluetooth® v5.4 specification
  • 240 MHz Qualcomm® Kalimba™ audio DSP
  • High-performance 24-bit audio interface
  • Digital interfaces: I2S/PCM/SPDIF
  • cVc™: 1 or 2 mic Qualcomm® headset speech processing
  • Active Noise Cancellation: Hybrid, Feedforward, and Feedback modes, using Digital or Analog Mics, enabled using license keys available from Qualcomm®
  • Supports aptX, aptX HD, aptX Lossless, aptX Adaptive (enabled using license key)
  • Amazon Voice Services, Google Assistant
  • Both the ADC and DAC support sample rates of 8 kHz, 16 kHz, 32 kHz, 44.1 kHz, 48 kHz, 96 kHz, and the DAC also supports 192 kHz and 384 kHz
  • Serial interfaces: UART, Bit Serializer (I²C/SPI), USB 2.0
  • Qualcomm® Bluetooth High Speed Link
  • Bluetooth, Bluetooth Low Energy, and mixed topologies supported
  • Class 1 support
  • Power consumption for Music Streaming (A2DP): ~5 mA


  • Wireless Speakers/Headphones
  • Bluetooth Headsets
  • Multimedia Players
  • Bluetooth Speakers​
  • Home Audio
  • Automotive Audio


Bluetooth Module FSC-BT1038B
Chipset Qualcomm QCC3084
Bluetooth Version Bluetooth 5.4 (Bluetooth® Low Energy, Bluetooth® Classic, Dual-mode Bluetooth®)
Frequency Band 2402 MHz to 2480 MHz
Transmit Power Basic Rate: +10 dBm (Typ. VBAT = 3.7 V)
Receiver Sensitivity Basic Rate: -96 dBm (Typ. VBAT = 3.7 V)
Interface UART/I2S/PCM/USB
Dimension (mm) 13 × 26.9 × 2.2
Operating Temperature -40°C ~ +85°C
Storage Temperature -40°C ~ +85°C
Supply Voltage 3.0V ~ 4.2V

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