SONOFF Zigbee Thread USB Dongle Plus MG24

The SONOFF Dongle Plus MG24 is a next-generation Zigbee and Thread USB dongle designed for advanced smart home systems and open-source automation platforms. Built around the powerful Silicon Labs EFR32MG24 chipset, it offers improved performance, expanded memory, and stronger wireless coverage compared to earlier Zigbee dongles. The dongle can operate in multiple modes, including: Zigbee coordinator. Zigbee router. OpenThread RCP (Matter over Thread). MultiPAN firmware mode. It is widely used with: Home Assistant. Zigbee2MQTT. ZHA. openHAB. Docker-based smart home systems. A major upgrade over older models is the enhanced hardware platform: 1536KB Flash. 256KB RAM. Faster automation processing. Better device handling capacity. The MG24 features an external high-gain antenna offering: Default 3dBi gain. Up to 4.5dBi optimized gain. Up to 200m open-space coverage under ideal conditions. The included 1m USB extension cable helps reduce USB interference from computers or Raspberry Pi devices, improving Zigbee network reliability and signal stability. The dongle ships preloaded with Zigbee coordinator firmware but can easily be reflashes using the official SONOFF Dongle Flasher web tool to change operating modes. The durable aluminium alloy housing improves cooling, durability, and corrosion resistance compared to plastic USB dongles.