CYW20721B2 Product Guide

Version 15

    This document introduces the CYW20721B2 ultra-low power dual-mode (BLE/BR/EDR) Bluetooth® 5.1 wireless MCU device for Audio by exploring both the CYW20721 architecture along with the development tools to write applications using ModusToolbox™ Software.  This document lists the available resources which can be used to accelerate development and in-depth learning with the device.




    CYW20721B2 Datasheet


    Design Guides and Evaluation Tools

    CYW920721B2EVK-02 Evaluation Kit

    The Cypress CYW920721B2EVK-02 Evaluation Kit enables you to evaluate and develop Bluetooth and Bluetooth Low Energy (BLE) audio applications using the CYW20721B2. The CYW20721B2EVK-03 features the CYW20721B2 device packaged into a SiP module with external Low noise amplifier and Power Amplifier (eLNA/ePA), an on-board programmer, and an audio Arduino shield.


    The CYW920721B2EVK-02 Evaluation Kit has limited availability. Contact Cypress sales to gain access to this kit.



    ModusToolbox BT SDK


    ModusToolbox Bluetooth SDK Documentation


    Additional Application Notes

    WICED Manufacturing Bluetooth Test Tool

    WICED AMS Library

    WICED ANCS Library


    Explore ModusToolbox BT SDK Code Examples

    Cypress Semiconductor Corporation · GitHub