Enhanced Connectivity: Experience superior wireless range with a 20 dBm output power and up to 400 m line-of-sight communication. This high-performance capability ensures reliable and extensive coverage for smart home devices across rooms and floors. Ready Out of the Box: Equipped with the latest Z-Stack 3.x firmware, this Zigbee 3.0 USB dongle is ready for immediate use. It supports router firmware updates to enhance network coverage and compatibility with a wide range of smart home devices. Broad Protocol Support: This dongle integrates seamlessly with major smart home platforms including Home Assistant ZHA, Zigbee2MQTT, OpenHAB, and OpenWrt. Stable and Secure Communication: Features built-in ESD protection and software flow control to ensure consistent and reliable data transmission, helping prevent data loss and communication errors. Robust Build Quality: Housed in an aluminum enclosure to minimize signal interference from nearby electronic devices, improving signal quality and protecting internal components. Color: Black Material: ABS Package Contents: 1 × Zigbee 3.0 USB Dongle Note: Lighting conditions and display settings may cause slight color variation between the image and the actual product. Measurement tolerance is ±1–3 cm.