
Home Assistant Connect ZBT-2 is a Zigbee, Thread, and Matter USB adapter based on Silicon Labs MG24 wireless SoC and designed for Home Assistant, replacing cloud-based hubs from Hue, Ikea, and others. It’s an update of the Home Assistant Connect ZBT-1 (previously SkyConnect) Zigbee 3.0, Thread, and Matter USB dongle with an optimized antenna, a faster baudrate, and a form factor similar to the company’s ZWA-2 Z-Wave USB adapter introduced last August. Home Assistant Connect ZBT-2 (NC-ZBT-9741) specifications: SoCs Silicon Labs MG24 Arm Cortex-M33 @ 78.0 MHz with DSP instruction and floating-point unit, 256 kB RAM, 1536 kB flash, 2.4 GHz wireless ESP32-S3 wireless MCU used as USB-to-serial bridge (WiFi and Bluetooth present, but not used by the firmware) Wireless via MG24 Supported Protocols – Zigbee 3.0, Thread/Matter Tx Power 10 dBm (Europe) 8 dBm (rest of world) Antenna Frequency range: 2400-2483.5 MHz Peak gain – 4.16 dBi Radiation pattern […]
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Read more here: https://www.cnx-software.com/2025/11/20/home-assistant-connect-zbt-2-zigbee-thread-usb-adapter/


