Small and compact, the ideal UWB Tag for accurate UWB positioning


The MK UWB Tag provides position accuracy in an ultra-compact design, perfect for your most demanding low-power applications

Powered by Murata’s innovative Type 2DK module, an all-in-one UWB + Bluetooth® LE combo module that integrates NXP Trimension™ SR040 UWB Chipset.

Key features:

  • Features the state-of-the-art Murata Type 2DK UWB Module
  • Efficient operation: fully integrated with NXP TrimensionTM SR040 ensuring low power consumption
  • Ultra-compact design: extra small form factor, ideal for portable UWB devices
  • Customizable peripherals: tailor your solution with and accelerometer, secure element, buzzer, LED, and button
  • Long-lasting power: Coin-cell battery operation providing over 9 months battery lifetime*
  • Seamless compatibility: works with all SR040 software, including MK UWB Kit software and NXP UWB IoT middleware
  • Accelerate development: access reference hardware design files to speed up your design and development process
  • Compact casing design available

* Battery duration may vary depending on use case conditions. The lifetime provided is based on a software which is power-optimized (not provided).

Elevate your projects with the MK UWB Tag—where precision meets innovation.

MK UWB Tag: Powered by the advanced Type 2DK Module

At the heart of the MK UWB Tag is the Murata Type 2DK Module, a cutting-edge, all-in-one UWB + Bluetooth® LE combo module. This powerhouse integrates the NXP Trimension™ SR040 UWB Chipset and the NXP QN9090 Bluetooth® LE MCU, along with an onboard antenna and peripheral components. This makes it the perfect solution for UWB tags, trackers operating on coin-cell batteries, and a wide range of IoT devices.

Key features:

  • All-in-One Solution: Combines UWB and Bluetooth® LE capabilities for superior performance.
  • Integrated Chipsets: Powered by NXP Trimension™ SR040 UWB Chipset and NXP QN9090 Bluetooth® LE MCU.
  • Onboard Antenna: Includes a high-performance antenna for optimal connectivity.
  • Peripheral Components: Comes with all necessary components for seamless integration.

We provide production-ready software, detailed reference hardware design files, and up-to-date documentation. These resources enable you to focus on developing your unique applications and use cases, leveraging the power of UWB technology.

Want to do more?

MK UWB Engineering services

Long-standing expertise in UWB technology to help you reduce your time to market and focus on your own UWB solution development:

  • Development of customized UWB use cases: Embedded software development, mobile application software development, back-end integration, system integration,…
  • UWB technology consulting and support services: Guidance on use case definition and system integration, system architecture, software requirements, Q&A resolution, FIRA related process and use cases,…
  • Design and development of customized antenna board based on customer requirements and constraints in order to optimize ranging and AoA measurements
  • Porting of MK UWB Software into a customer platform, enabling MK UWBS Software, tools and functionalities on any customer platform that meets the MK UWBS requirements
  • Licensing of MK UWB Software, for an easy integration of UWB technology while accelerating the time to market


MobileKnowledge is a team of HW, SW and system engineers, experts in smart, connected and secure technologies for the Mobile, IoT and automotive ecosystems.

We are your ideal engineering consultant for any specific support in connection with your secure NFC, UWB, Secure IoT, Automotive and Functional Safety developments. We provide consultancy, design and development services for HW systems, embedded FW, mobile phone applications and secure cloud solutions, leveraging on smart, connected and secure technologies.

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