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
Owkin to License K Pro and Multimodal Data to Servier to Advance Oncology Research11.9.2026 14:00:00 CEST | Press release
Owkin, the agentic AI company pioneering the first automated AI scientist to revolutionize drug discovery and development, today announced an agreement with Servier, an independent international pharmaceutical group governed by a foundation, to license K Pro, Owkin’s AI Scientist, together with multimodal patient data to advance the company’s oncology research. Under the agreement, Owkin will make multimodal patient data from its MOSAIC network accessible for analysis to Servier’s research teams, within K Pro. This agreement is the next chapter in Owkin and Servier’s collaboration, their previous work together being in patient subgroup identification, also in oncology. K Pro is Owkin’s AI scientist. It brings multimodal patient data and specialized biological agentic AI to drive smarter and faster decision-making to each step of the pharmaceutical value chain. K Pro utilizes specialized biological tools, leveraging a decade of knowledge gained through pharmaceutical partnerships and st
Mohammed bin Rashid Al Maktoum Global Water Award Accepts Entries Until 30 September 202611.9.2026 10:09:00 CEST | Press release
The Mohammed bin Rashid Al Maktoum Global Water Award continues to attract strong interest from innovators, researchers and institutions worldwide as it enters the final phase of its fifth cycle. Overseen by the UAE Water Aid Foundation (Suqia UAE) under the umbrella of the Mohammed bin Rashid Al Maktoum Global Initiatives and with a total prize value of USD 1 million, the award promotes the development of sustainable solutions that help tackle water scarcity and improve access to safe water, particularly in communities most affected by water shortages. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260911305420/en/ HE Saeed Mohammed Al Tayer, Chairman of the Board of Trustees of Suqia UAE (Photo: AETOSWire) Applicants are encouraged to submit comprehensive information about their submissions, thereby helping the judging panel evaluate the various stages and mechanisms of their innovation, including water production, treatme
SES Launches New Content Orchestration and Hybrid Delivery Platform11.9.2026 07:30:00 CEST | Press release
SES CORE enables media customers to manage, monitor and orchestrate content delivery through a single interface, increasing visibility, flexibility and signal reliability SES today announced the launch of SES CORE, the first-of-its-kind content orchestration and hybrid delivery platform, designed to enable broadcasters and media customers to manage, monitor, and enable transmission of content seamlessly via satellite, fiber, and IP. Built on infrastructure-neutral architecture, SES CORE provides a single user interface for content delivery. By bringing multiple distribution technologies into a unified orchestration layer, the platform enables customers to select the most effective content delivery path, guaranteeing service reliability and consistent delivery of high-quality content to global partners. Through SES CORE, customers gain real-time visibility into service status by monitoring active content feeds. The platform provides network performance insights, automates operational ta
Ant International's Agentic Mobile Protocol Rolls Out Globally with Wallets and Acquirers; Initiating Collaboration on KYA Interoperability Framework with Mastercard and Visa11.9.2026 05:26:00 CEST | Press release
With payment leaders accelerating adoption, the Alipay+ ecosystem — with 50+ mobile payment partners, over 10 national QR schemes and serving over 2 billion consumer accounts — is evolving into the world's largest agentic payment network for mobile commerce.During Phase I in 2026, AMP partners up with 10 leading Alipay+ digital wallets that together serve 1.5 billion user accounts, as well as 7 leading acquiring partners including Adyen, Allinpay, Checkout.com, Fiserv, Global Payments, Nuvei, and Worldline.Ant International, Mastercard, and Visa have begun collaboration on a Know-Your-Agent (KYA) interoperability framework, designed to help card networks, digital wallet ecosystems, agent platforms and marketplaces streamline agent onboarding and identification across networks, based on shared principles while preserving each network's own verification and decisioning processes. As Ant International builds out its Agentic Mobile Protocol (AMP) with deeper interoperability and open-sourc
Peter Rauch Named President of Mountain Hardwear11.9.2026 01:00:00 CEST | Press release
Columbia Sportswear Company (Nasdaq: COLM), a leading innovator in active outdoor apparel, footwear, accessories and equipment, today announced that Peter Rauch will be the new President of the Mountain Hardwear brand. Mountain Hardwear's mission is to encourage and equip people to seek wilder paths. With over 30 years of wild wisdom, Mountain Hardwear continues to offer premium technical apparel, accessories and equipment products for climbers, mountaineers, skiers, snowboarders, and trail athletes. Troy Sicotte will transition to a new role as Global Vice President, Sales for Mountain Hardwear. Mr. Rauch transitions from his current role as General Manager of Columbia Brand North America and brings nearly 20 years of leadership experience across the Columbia family of brands, deep industry knowledge and a genuine passion for the outdoors. "Throughout his career, Peter has built strong cross-functional partnerships, developed high-performing teams, and delivered meaningful business re
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