Business Wire

KAGA FEI Develops Ultra-small Bluetooth Low Energy Module Compatible with Bluetooth 6.0

Share

KAGA FEI Co., Ltd., a global provider of leading short distance wireless modules, announced today the ES4L15BA1 Bluetooth Low Energy module.

This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20241010420482/en/

null

ES4L15BA1 (Photo: Business Wire)

The module has a built-in antenna and has obtained various certifications. Consequently, it reduces the development time and certification costs for next-generation wireless IoT products such as IoT devices, small medical/healthcare products, and wearable devices that require a compact form factor, enabling faster time-to-market.

The ES4L15BA1 also supports channel sounding for accurate distance measurement, providing further convenience for applications requiring reliable distance information or enhanced security based on device distance information, such as unlocking devices based on their proximity.

Furthermore, it supports PSA*1 certification, making it easier to develop IoT devices that meet advanced security requirements. Mass production is scheduled to begin in September 2025. KAGA FEI will continue to respond to market needs and expand its product lineup.

Product Features

  1. World’s Smallest Compact Form Factor
    The ES4L15BA1 utilizes our proprietary technology to integrate into a 3.25x8.55x1.00mm form factor, achieving the world’s smallest size as an antenna-integrated module compatible with Bluetooth 6.0.
  2. High Processing Power and Large Memory
    The ES4L15BA1 includes an Arm Cortex-M33 processor, RISC-V coprocessor, 1.5MB of non-volatile memory, and 256KB RAM, providing excellent processing performance and high processing efficiency.
  3. Built-in Antenna and Pre-Certified
    Features a built-in antenna, eliminating the need for antenna design. It has obtained Bluetooth qualification and certifications for Radio Law MIC (Japan), FCC (USA), and ISED (Canada), reducing time and costs. In addition, it supports Bluetooth SIG qualification for the latest Bluetooth 6.0 standard, which enables channel sounding function for accurate distance measurement.

Product Availability

Sample

: February 2025

Start of mass production

: September 2025

About Trademarks

The product names and other proper nouns mentioned herein are trademarks or registered trademarks of their respective companies.

*1. PSA (Platform Security Architecture): PSA is a certification scheme led by Arm. Level 3 is the highest level of certification for protecting IoT devices from physical and software attacks.

KAGA FEI website

https://www.kagafei.com/jp/eng/

Disclaimer

Product specifications, service content, etc. stated in the news release are as of the date of announcement and is subject to change without notice.

View source version on businesswire.com: https://www.businesswire.com/news/home/20241010420482/en/

null

Subscribe to releases from Business Wire

Subscribe to all the latest releases from Business Wire by registering your e-mail address below. You can unsubscribe at any time.

Latest releases from Business Wire

ClickUp 4.0's Craft & Quality is Available Today, Maximizing Human Productivity10.12.2025 19:26:00 CET | Press release

Hand-crafted to deliver the most polished, powerful ClickUp experience ever created ClickUp today announced the launch of ClickUp 4.0, a groundbreaking release designed to end the chaos of work sprawl and usher in a new era of work. With a bold vision for the convergence of software, people, and AI, ClickUp 4.0 delivers a suite of powerful new features that empower teams to do their best work in one converged workspace. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251210712132/en/ A new era of ClickUp For years, organizations have struggled with fragmented workflows, siloed tools, and the constant friction of context switching. ClickUp 4.0 is the answer: a single, beautifully crafted workspace that brings together tasks, docs, goals, chat, and AI-powered automation. The result is a platform that not only saves time but also sparks creativity and collaboration at every level. “Software is converging - we always knew it woul

United First Partners Serves as Introducing Broker on Mayflower IPO, a UK Listed Acquisition Vehicle and Among the Largest Primary New Issues in London in 2025, Highlighting UFP’s Increasing Presence Across ECM10.12.2025 18:42:00 CET | Press release

United First Partners (“UFP”) is pleased to announce its role as Introducing Broker on Mayflower Acquisition Limited (“Mayflower”), which completed its IPO today, raising USD 500 million. The size of the capital raised places Mayflower among the largest London acquisition vehicles of recent years. The offering represents an important development for UFP’s expanding capital markets platform and reflects the firm’s increasing activity within Equity Capital Markets (ECM). About Mayflower Acquisition Limited Mayflower is a UK Listed Acquisition Vehicle, sponsored by TOMS Capital and JRJ Group, incorporated to unlock exits across a closely-held company universe, including long-held private equity assets and large family-owned businesses. Mayflower’s structure provides guaranteed capital to asset owners, offering a flexible liquidity solution and higher potential for transaction success, and highly aligned economics to investors, with a significant Sponsor commitment of USD 75m. Mayflower wa

Abu Dhabi Launches FIDA Cluster to Shape the Next Generation of Financial and Investment Solutions10.12.2025 18:21:00 CET | Press release

Abu Dhabi has launched the FinTech, Insurance, Digital and Alternative Assets (FIDA) cluster to accelerate the development of next-generation financial and investment solutions and expand the emirate’s role as a global capital hub. Spearheaded by the Abu Dhabi Department of Economic Development (ADDED) and the Abu Dhabi Investment Office (ADIO), the cluster is a core pillar of Abu Dhabi’s long-term economic diversification agenda. By 2045, FIDA is projected to contribute an additional USD 15.2 billion to Abu Dhabi’s direct GDP, generate 8,000 skilled jobs and attract at least USD 4.6 billion in investment, cementing the emirate’s position as a destination for innovative and resilient financial systems. FIDA brings together high-growth areas where technology, regulation and capital intersect, including fintech, digital assets, insurance, reinsurance and alternative investments. It aims to position Abu Dhabi as a preferred jurisdiction for global firms seeking to design, test and scale n

Xsolla Celebrates a Week of Industry Programming at The Game Awards With a New Brand Launch, Day of the Devs Participation, and GamesBeat Hollywood & Games 2025 Partnership10.12.2025 18:00:00 CET | Press release

Coordinated Initiatives Highlight Xsolla’s Commitment to Building All The Things to Support Global Game Commerce and Creative Innovation for the Video Game Industry Xsolla, a leading global video game commerce company that helps developers launch, grow, and monetize their games, today announced a unified lineup of programming during The Game Awards week in Los Angeles. Together, these initiatives showcase Xsolla’s commitment to bringing the community and ecosystem together to support creators, strengthen the relationship between games and their players, and enable games to reach more markets around the world. The week of activities includes its partnership with GamesBeat Hollywood & Games 2025, a featured role during Day of the Devs: The Game Awards Digital Showcase, Games for Love’s The Game Gala, and the unveiling of Xsolla’s refreshed brand identity. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251210688609/en/ Berkley

Hanseo University Expands Aviation Training Program with New Frasca Flight Training Device10.12.2025 16:05:00 CET | Press release

The new device marks the latest milestone in a long-standing collaboration between Hanseo University and Frasca International, Inc. Frasca International, Inc., a FlightSafety International company and leader in flight simulation, today announced that Hanseo University in South Korea is expanding its aviation program with a new Level 5 Cessna 172 Flight Training Device (FTD), the seventh Frasca device to join the university’s fleet. Hanseo University’s school of Aeronautical Science recognized by the Korean University Accreditation Institute as the nation’s first Specialized University for Training Professional Workforce Industries, continues to expand its state-of-the-art simulation capabilities with the acquisition of a Level 5 Cessna 172 FTD. The addition builds on a partnership with Frasca that has spanned more than two decades and further advances aviation education across Asia. “We were seeking simulators that provided both realism and reliability, and Frasca stood out immediately

In our pressroom you can read all our latest releases, find our press contacts, images, documents and other relevant information about us.

Visit our pressroom
World GlobeA line styled icon from Orion Icon Library.HiddenA line styled icon from Orion Icon Library.Eye