Bluetooth 5.1 APTX Audio Module – TS3031


The 2.4GHz Bluetooth module is based on the Qualcomm QCC3031 chipset.

This module is a fully qualified single-chip dual-mode Bluetooth@v5.1 system. This module needs to connect to an external antenna.

Bluetooth 5.1 APTX Audio Module – TS3031

TS3031 is a high-performance, cost-effective, low-power, and compact solution for Bluetooth 5.1 modules. The Bluetooth module provides a complete 2.4GHz Bluetooth system based on the Qualcomm QCC3031 chipset, a single-chip radio, and a baseband IC for Bluetooth 2.4GHz systems. This module is fully qualified single-chip dual mode Bluetooth@v5.1 system. This module need to connect to an external antenna.


TS3031 (QCC3031) Features

  • Qualified to Bluetooth v5.1 specification
  • 120 MHz Qualcomm Kalimba audio DSPs
  • 32 MHz Developer Processor for applications
  • Firmware Processor for system
  • Flexible QSPI flash programmable platform
  • Advanced audio algorithms
  • High-performance 24-bit stereo audio interface
  • Digital and analog microphone interfaces
  • aptX, aptX HD, aptX Low Latency, SBC, and AAC audio codecs support
  • Serial interfaces: UART, Bit Serializer (I²C/SPI),USB 2.0
  • Integrated PMU: Dual SMPS for system/digital circuits, Integrated Li-ion battery charger

Application Subsystem

  • Dual-core application subsystem 32 MHz operation
  • 32-bit Firmware Processor:
  • Reserved for system use
  • Runs Bluetooth upper stack, profiles, house-keeping code
  • 32-bit Developer Processor: Runs developer applications
  • Both cores execute code from external flash memory using QSPI clocked at 32 MHz
  • On-chip caches per core allow for optimized performance and power consumption

Bluetooth Subsystem

  • Qualified to Bluetooth v5.1 specification, including 2 Mbps Bluetooth low energy (Production parts)
  • Single-ended antenna connection with on-chip balun and Tx/Rx switch
  • Bluetooth, Bluetooth low energy, and mixed topologies supported
  • Class 1 support


  • Stereo Headsets
  • Wired Stereo headsets and headphones
  • Portable Bluetooth Stereo speakers


  • The datasheet is available upon purchase.
  • Reference design
  • ADK software


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Product Manuals

If applicable, the Product Documentation, Reference Materials, CAD design(s),.STEP file(s) and/or other drawing files, Manuals, and Tutorials will be available for download upon purchase. The order confirmation email will include a downloadable link to the product file(s), which can also be downloaded from the My Account section if needed.

Founded in 2009, TinySine Electronics is a smart home and open source hardware provider, catering to hardware engineers, DIY enthusiasts and interactive designers. Our ever-growing product catalog includes over 700 components and widgets from sensors, robotic platforms, communication modules to smart home relay boards.

Shipping Policy

We currently ship via the Airmail, DHL, Fedex, TNT, Aramex and EMS to different countries. We will send your package out within 3 Business days after we receive your clear payment. FedEx and DHL, TNT, Aramex do not deliver to PO Boxes. If your shipping address is a PO Box, please select a EMS or Airmail option or your package will be returned to us at your expense. Please NOTE: Any customs duties generated are paid by the buyer, NOT the seller!

Return Policy

Warranty: We guarantee to provide accurate descriptions and high quality product. If you have any problems with your order, please notify us within 60 days from date of shipment of any defective product. You agree to pay for the return shipping on exchanges and returns and we will reimburse this cost upon verification of a defect with the product. Furthermore, no warranty will apply if the product has been subject to misuse, static discharge, neglect, accident, modification, or has been soldered or altered in any way. Returns: If you are not satisfied with a product you bought, for whatever reason, it is possible to return it for refund within 5 days of receipt (10 days for an exchange). You must first advise us by email: for return authorization. No returns will be accepted without having previously obtained a return authorization. All returns must be in its original mint and clean condition. Returns on damaged, scratched, programmed, burnt, or otherwise played with product will not be accepted. The product must then be returned in its original packaging with its receipt and a small note for the reason of the return. The note will help us to serve you better and improve our products. Reimbursement will be denied for any products which do not conform to the abovementioned conditions Please note that all items will be reimbursed within 3 days of receiving the product (shipping fees excluded). You must cover the cost of returning the product. You will need to pay for shipping (if you want a refund instead of a replacement). Shipping fees will only be refunded if the return is a result of a shipping error on our part.

Shipping costs

Region / Country State Postcode Cost
Any Any Any $25.00

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