KAGA FEI Develops Ultra-small Bluetooth Low Energy Module Compatible with Bluetooth 6.0
10.10.2024 16:00:00 CEST | Business Wire | Press release
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/

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
-
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. -
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. -
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/

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
2026 Esri User Conference to Focus on Creating a More Intelligent World with GIS25.6.2026 14:00:00 CEST | Press release
More Than 18,000 Attendees Expected for World's Largest GIS Conference in San Diego The 2026 Esri User Conference will be held from July 13 to 17 in San Diego, California. This year's theme is "GIS—Creating a more intelligent world." Jack Dangermond, president and founder of Esri, and Kristine Tompkins, president and cofounder of Tompkins Conservation, will be the keynote speakers in the Plenary Session. Esri, the global leader in geographic information system (GIS) technology, today announced speakers and the conference theme for the 2026 Esri User Conference. The conference will be held from July 13 to 17 at the San Diego Convention Center in San Diego, California. This year's theme of "GIS—Creating a more intelligent world" will emphasize how GIS turns the science of "where" into shared understanding and coordinated action—at the scale of communities, enterprises, and the planet. Kristine Tompkins, president and cofounder of Tompkins Conservation, will join Esri president Jack Dange
Copeland Releases FY2025 Global Impact Report Highlighting Energy Efficiency, Safety and Innovation Progress25.6.2026 14:00:00 CEST | Press release
Scope 1 and Scope 2 greenhouse gas emissions declined nearly 20%1Near-term reduction targets validated by the Science Based Targets InitiativeGlobal Total Recordable Incident Rate improved to 0.21, outperforming the industry average by over 90% Copeland, a global leader in compression technologies and controls solutions, has released its second annual Global Impact Report. The report highlights the company’s Fiscal Year 2025 (FY25) progress across environmental sustainability, workplace safety and community impact, guided by its Purpose, Performance and People pillars. Copeland has advanced its sustainability commitments through three strategic areas of focus: Performance-Driven Decarbonization: Copeland reduced Scope 1 and Scope 2 greenhouse gas emissions by 20% year-over-year, advancing toward its Science Based Targets initiative (SBTi)-validated goal of a 55% absolute reduction by FY33, using FY23 as a baseline.2 Renewable energy procurement and onsite solar generation accounted for
ExaGrid Wins 4 Industry Awards at the Storage Awards25.6.2026 14:00:00 CEST | Press release
ExaGrid has won 11 awards for its Tiered Backup Storage so far in 2026 ExaGrid®, the world’s largest independent backup storage vendor providing Tiered Backup Storage with the most Comprehensive Security and AI-Powered Retention Time-Lock for Ransomware Recovery, today announced that the company was honored with four industry awards during the 23rd annual Storage Awards ceremony, “The Storries,” held in London on June 18, 2026. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260625584191/en/ The ExaGrid team headed to the stage four times throughout the Storage Awards ceremony in London to accept awards for ExaGrid Tiered Backup Storage. Photo courtesy of Storage Awards. ExaGrid was named Data Protection Company of the Year, Immutable Storage Company of the Year, Storage Company of the Year, andjointly received the Storage Solution of the Year - Corporate award with key channel partner Convergent Technology. ExaGrid continues
SUTEL Deploys Tecnotree Platform to Modernize Mobile Prepaid Registration and Strengthen Digital Security and Trust in Costa Rica25.6.2026 13:26:00 CEST | Press release
New Tecnotree platform will provide a faster, safer, and more accessible registration process for prepaid mobile users The Superintendence of Telecommunications (SUTEL) is advancing the modernization of Costa Rica’s Mobile Prepaid Registration System through the implementation of a new technological platform provided by Tecnotree designed to strengthen user identification processes, enhance regulatory compliance, and improve the overall customer experience. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260625307287/en/ This initiative is part of SUTEL’s ongoing efforts to promote digital transformation within the telecommunications sector while reinforcing security, transparency, and trust in digital communications across the country. The new Tecnotree platform incorporates advanced identity verification mechanisms, biometric authentication capabilities, and fraud prevention tools that will enable a more efficient and secur
MRM Health Strengthens Board with Michel Detheux as Chairman and Hans-Jürgen Wörle as Independent Director as MH002 Advances Through Phase 2b25.6.2026 13:00:00 CEST | Press release
The appointments position MRM Health for its next key clinical, partnering and financing milestones MRM Health, a clinical-stage biotech developing microbiome-based therapies for immune-mediated diseases, today announced the appointment of two experienced industry leaders to its Board of Directors as the Company enters a pivotal phase of growth. With its lead program, MH002, in Phase 2b clinical development, recent FDA Fast Track designation and a €55 million Series B financing, MRM Health is strengthening its Board to support the Company through its next clinical, strategic and financing milestones. Michel Detheux, PhD, has been appointed Chairman of the Board of Directors, taking over from Werner Cautreels. Prof. Dr. med. Hans-Jürgen Wörle joins the Board as an Independent Director. “MRM Health is entering a pivotal phase, with MH002 advancing into Phase 2b clinical development and significant momentum across the business. The appointments of Michel and Hans-Jürgen significantly stre
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