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
Murata Collaborates with Synopsys to Provide Simulation Models Through Ansys Electromagnetic and Thermal Analysis Tools16.6.2026 04:00:00 CEST | Press release
Murata Manufacturing Co., Ltd. (TOKYO: 6981) (ISIN: JP3914400001) announces a new collaboration with Synopsys, Inc., enabling users of Synopsys' simulation tools to navigate directly to Murata's website to access and download the latest high-performance simulation models from Murata. The collaboration covers Synopsys' 3D electromagnetic field analysis tool Ansys HFSS™ and thermal analysis tool Ansys Icepak®, and marks a significant step toward streamlining the simulation workflow for electronic circuit designers. Murata is also the first company to offer passive component simulation models via Ansys Icepak*. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260615241645/en/ [Murata Manufacturing Co., Ltd.] New collaboration with Synopsys As demand for high-speed, high-capacity communications continues to grow, electronic circuit design has become increasingly complex. Engineers must now account for a range of physical phenomena
Trimontium Launches with $1.5 billion in AUM, Redefining Flexible CapitalSolutions16.6.2026 01:01:00 CEST | Press release
Founded by former Blackstone executive Vlado Spasov, Trimontium is an institutionally backed alternative asset manager purpose-built to deliver flexible capital solutions across Europe and North America Trimontium (the “Firm”), an institutionally backed alternative asset manager specialising in flexible capital solutions, today announced its launch with $1.5 billion in assets under management. The Firm’s investment approach is rooted in credit and special-situations expertise, with the flexibility to originate and execute tailored financing solutions across the full capital structure for a wide range of corporate needs. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260615892895/en/ Trimontium Founder and CIO, Vlado Spasov Founded by former Blackstone executive Vlado Spasov, Trimontium is one of the largest first-time alternative asset managers based in Europe focused on flexible capital solutions to launch, according to ava
Newmont Announces Key Executive Appointments for the Next Phase of Delivery15.6.2026 23:20:00 CEST | Press release
Newmont Corporation (NYSE: NEM, ASX: NEM, PNGX: NEM) (“Newmont”) today announced leadership appointments that further shape its go-forward Executive Leadership Team under President and Chief Executive Officer Natascha Viljoen and reflect the depth of leadership talent within the company. Effective July 1, 2026, Brian Tabolt has been appointed Chief Financial Officer, Mark Rodgers has been appointed Chief Operating Officer, and David Thornton has been appointed Chief Technical Officer. In addition, David Fry has been promoted to Executive Vice President, Project Development, reflecting the importance of disciplined project development and execution as Newmont advances its highest-return growth opportunities. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260615487768/en/ Mark Rodgers - COO “These appointments bring together respected leaders with deep industry experience and a strong understanding of our operational, financia
Westlake Expands Global Chlorovinyls Manufacturing Capacity With Acquisition of PVC and VCM Plants in Wilhelmshaven, Germany15.6.2026 20:18:00 CEST | Press release
Westlake Corporation (NYSE: WLK) (“Westlake”) announced today that its German subsidiary, Westlake Vinnolit GmbH & Co. KG, has completed the previously-announced acquisition of a polyvinyl chloride and vinyl chloride monomer production site located in Wilhelmshaven, Germany (the “Wilhelmshaven plant”). The Wilhelmshaven plant, which was previously in insolvency administration, has the capacity to produce 380,000 metric tons of PVC per year. “This acquisition strengthens our Performance & Essential Materials business by expanding our global chlorovinyls manufacturing footprint and complements our existing chlorovinyl production facilities in Europe and North America,” said Jean-Marc Gilson, President and Chief Executive Officer of Westlake. “The Wilhelmshaven plant, which is located in Lower Saxony on Germany’s North Sea coast, benefits from advantageous logistical infrastructure, including a deep-water dock that enables efficient raw-materials supply. We look forward to welcoming the s
Onera Announces Integration of the Onera hPSG® Solution With Somnoware15.6.2026 19:35:00 CEST | Press release
Onera hPSG®, an end-to-end home polysomnography solution from Onera Health, is now integrated into Somnoware, enabling their customers to conduct Polysomnography tests (PSGs) in the patient's home while managing the entire workflow in Somnoware. Onera Health, a leader in transforming sleep medicine, announces that its end-to-end home polysomnography solution, the Onera hPSG® solution, now integrates with Somnoware by ResMed sleep lab management software. This integration enables clinicians to conduct Polysomnography tests (PSGs) where patients sleep most comfortably, in their own home, while managing the entire workflow in Somnoware. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260615106079/en/ Onera hPSG®, an end-to-end home polysomnography solution from Onera Health, is now integrated into Somnoware, enabling their shared customers to conduct Polysomnography tests (PSGs) in the patient's home while managing the entire wo
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