The World’s First Secure Sub-GHz SoCs with 1+ Mile Wireless Range and 10+ Year Battery Life
Silicon Labs’ new sub-1-GHz (sub-GHz) SoCs, delivers the world’s first sub-GHz wireless solutions that combine long-range RF and energy efficiency with certified Arm PSA Level 3 security. Expanding the company’s award-winning Series 2 platform, EFR32FG23 (FG23) and EFR32ZG23 (ZG23) system-on-chip (SoC) solutions provide developers with flexible, multiprotocol sub-GHz connectivity options supporting a wide range of modulation schemes and advanced wireless technologies.
Enabling Amazon Sidewalk, mioty, Wireless M-Bus, Z-Wave and Proprietary IoT networks
EFR32xG23 Pro Kit +14 dBm

EFR32xG23 Pro Kit +14 dBm
EFR32FG23 868-915 MHz +14 dBm Dev Kit

EFR32FG23 868-915 MHz +14 dBm Dev Kit
EFR32xG23 Pro Kit +20 dBm

EFR32xG23 Pro Kit +20 dBm
EFR32FG23 433 MHz +10 dBm Radio Board

EFR32FG23 433 MHz +10 dBm Radio Board
EFR32XG23 868-915 MHz +14 dBm Radio Board

EFR32XG23 868-915 MHz +14 dBm Radio Board
EFR32XG23 868-915 MHz +20 dBm Radio Board

EFR32XG23 868-915 MHz +20 dBm Radio Board
Works With 2025
Where Innovation Meets Implementation
Works With, now in its 6th year, has become the premier IoT developer event, bringing together device manufacturers, wireless experts, engineers, and business leaders from around the world. With a carefully curated agenda designed to accelerate the advancement of IoT innovations for smart homes, smart cities, healthcare, as well as commercial and industrial environments, Works With is where the biggest names in our industry share and discover the latest trends and technologies that are making our lives safer, smarter, and more connected.