KAGA FEI unveils ES4L15BA1 Bluetooth Low Energy module
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KAGA FEI has announced the ES4L15BA1 Bluetooth Low Energy module.
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 PSAÂ 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
- Compact form factor
The ES4L15BA1 utilises our proprietary technology to integrate into a 3.25×8.55×1.00mm form factor, achieving the 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 |
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Start of mass production |
: September 2025 |
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