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
BeOne Medicines Reports Sustained Survival Benefit with TEVIMBRA-ZIIHERA Combination in First-Line HER2+ Gastroesophageal Cancer23.10.2026 16:15:00 CEST | Press release
New data from HERIZON-GEA-01 Phase 3 trial show 36-month overall survival of nearly 40% with TEVIMBRA plus ZIIHERA and chemotherapy, and median OS reaching 27 monthsTEVIMBRA-containing arm was associated with a four-month longer median OS compared with ZIIHERA plus chemotherapy BeOne Medicines Ltd. (Nasdaq: ONC; HKEX: 06160; SSE: 688235), a global oncology company, today announced new survival results from the planned second interim analysis (IA2) and final formal analysis of the Phase 3 HERIZON-GEA-01 trial, further confirming the benefit of TEVIMBRA® (tislelizumab) plus ZIIHERA® (zanidatamab) and chemotherapy as first-line treatment for patients with HER2-positive locally advanced or metastatic gastroesophageal adenocarcinoma (GEA). The results will be presented today as a late-breaking abstract during a rapid oral session at the European Society for Medical Oncology (ESMO) Congress 2026 in Madrid, Spain (LBA79). Mark Lanasa, M.D., Ph.D., Chief Medical Officer, Solid Tumors at BeOne,
Lifezone Metals Confirms Advanced Negotiations with Orion CMC on Kabanga Nickel Project23.10.2026 16:10:00 CEST | Press release
Lifezone Metals Limited (NYSE: LZM) notes comments made today by Oskar Lewnowski, Founder and Group Chief Executive of Orion Resource Partners, in an interview with Bloomberg Television regarding the Company’s Kabanga Nickel Project in Tanzania. In response to inbound inquiries from media outlets and investors following the interview, the Company can confirm that negotiations with Orion Critical Mineral Consortium (Orion CMC) regarding a significant equity investment into the Kabanga Nickel Project are at an advanced stage. The Orion CMC is a global investment platform launched by Orion Resource Partners in partnership with the U.S. International Development Finance Corporation (DFC) and Abu Dhabi's sovereign investor ADQ. As previously announced, the Company has been running a competitive process, led by Standard Chartered Bank, to secure a strategic investment into the Kabanga Nickel Project. Social Media LinkedIn | X | YouTube About Lifezone Metals Lifezone Metals (NYSE: LZM) is com
inDrive and Pony.ai Announce Collaboration to Explore Autonomous Mobility in Kazakhstan Built on NVIDIA Hyperion23.10.2026 15:00:00 CEST | Press release
Collaboration will establish the roadmap for bringing Pony.ai robotaxis to Kazakhstan on the inDrive ride-hailing platform, leveraging the NVIDIA Hyperion and the NVIDIA Halos safety system. inDrive, the global mobility and delivery platform, today announced it has signed a memorandum of understanding (MOU) with NVIDIA and Pony.ai, a global leader in the large-scale commercialization of autonomous driving technology, to explore the future of autonomous ride-hailing. Kazakhstan will serve as the first test market. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20261023143469/en/ inDrive partners with Pony.ai and NVIDIA to explore autonomous mobility in Kazakhstan Kazakhstan was chosen first for its regulatory readiness following the creation of the country’s first structured legal framework for driverless transport, as part of its “Year of Digitalization and Artificial Intelligence.” Combined with Kazakhstan’s position as a lea
Brenus Pharma's Novel In Vivo Immunotherapy STC-1010 Shows Safety, Activating T Cells in First-Line MSS Metastatic Colorectal Cancers With 2 Complete Responses.23.10.2026 14:50:00 CEST | Press release
Phase Ia BreAK CRC-001 at ESMO 2026: 43% of patients, all initially unresectable, became eligible for surgery Poster 1023P – Developmental Therapeutics Brenus Pharma, a clinical-stage biotech company, announced first data from the Phase Ia dose escalation of BreAK CRC-001. Nine unresectable patients were treated; 89% had liver metastases and 89% KRAS-mutant tumors, a population refractory to immunotherapy. Median follow-up: 8 months (1–14; data cut-off 6/08/2026). 95% of metastatic colorectal cancers are pMMR/MSS tumors, poorly immunogenic and resistant to immunotherapy. STC-1010, the company’s lead in vivo DC-engager, is designed to make these “cold” tumors visible to immune cells. Safety: no dose-limiting toxicity, only grade 1–2 related adverse events. Clinical activity (seven evaluable patients, RECIST 1.1): 100% disease control, 57% objective response rate (4/7). 43% of patients became operable (3/7): two with no evidence of disease afterward. Molecular profile: ctDNA dropped by u
Takeda Announces Arcotatug Tavatecan (TAK-921) Demonstrated Statistically Significant and Clinically Meaningful Improvements in Overall Survival and Progression-Free Survival in Phase 3 Advanced Gastric Cancer Study23.10.2026 13:30:00 CEST | Press release
Data from the Registrational Phase 3 G-HOPE-001 Study of Arcotatug Tavatecan, a Novel, Potential Best-in-Class Claudin (CLDN)18.2 ADC, were Highlighted in a Late-Breaking Presentation at ESMO 2026Arcotatug Tavatecan Met Dual Primary Endpoints of Overall Survival and Progression-Free Survival, Showing Significant Improvements vs. Treatment of Physician’s Choice in Patients with Previously Treated CLDN18.2-Positive Advanced Gastric CancerFindings to Support Planned Regulatory Filing in Japan and Continued Global Development of Arcotatug Tavatecan in CLDN18.2-Positive Cancers Takeda(TSE:4502/NYSE:TAK)announced positive results from the Phase 3 G-HOPE-001 study (NCT06238843) of arcotatug tavatecan (TAK-921; Innovent R&D code: IBI343) in patients with Claudin (CLDN)18.2-positive, previously treated, advanced gastric or gastroesophageal junction adenocarcinoma (G/GEJA). Results from two prespecified interim analyses, which were shared in a late-breaking oral presentation at the 2026 European
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