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Bluetooth® Classic


An enduring protocol, perfected.

Bluetooth® Classic technology is used primarily in audio streaming applications such as True Wireless Stereo (TWS) headsets, wireless speakers, car entertainment systems, and music watches. Our TLSR9 Series brings the power of our mature, efficient Bluetooth stack to the protocol so many consumers and device manufacturers already know and love.

Benefits of Bluetooth® Classic

Comprehensive Audio Solution

We provide not only basic Bluetooth chips, but a complete solution for audio that streamlines product development.

Bluetooth® Dual-Mode

Our dual-mode solutions deliver both Bluetooth Classic technology-based TWS and Bluetooth LE technology-based TWS support on a single chip.

Patent Protection

We hold over 80 patents, many of which are for technologies directly related to Bluetooth Classic technology-based TWS.

Applications for Bluetooth® Classic

Bluetooth Classic technology has stuck around for a reason: it is a proven protocol that packs all the punch device manufacturers need to create powerful, reliable products for consumers and companies alike.

Telink Chips for Bluetooth® Classic


The TLSR9 series is the latest addition to Telink’s family of high-performance, ultra-low power RF connectivity SoCs. The TLSR9 integrates a powerful 32-bit RISC-V MCU with a variety of outstanding core features and peripheral blocks to provide a foundation for advanced IoT devices.

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