EFR32MG21 SoC Tailored for Zigbee Applications Offers Several Advantages for ZBMicro AUSTIN, Texas, Aug. 1, 2024 /PRNewswire/ -- Silicon Labs (NASDAQ: SLAB), a leader in secure, intelligent wireless technology for a more connected world, today announced that its MG21 2.4 GHz wireless SoC had been selected by SONOFF for its new ZBMicro smart switch, SONOFF's Micro Zigbee USB Smart Adaptor. ZBMicro is a groundbreaking addition to the realm of smart home technology. From its role as a smart switch for USB devi ...