Features:1. Enhanced Connectivity: Enjoy superior wireless range with a 20dBm output gain and up to 400M line-of-sight communication. This high-powered performance ensures reliable and extensive coverage for your smart home devices across different rooms and floors.2. Ready Out of the Box: Equipped with the latest Z-Stack 3.x.0 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.3. Broad Protocol Support: Designed for versatility, it seamlessly integrates with major smart home platforms including Home Assistant ZHA, Zigbee2MQTT, OpenHAB, and OpenWrt HassIO. It's the perfect tool for building or expanding a flexible and comprehensive smart home ecosystem.4. Stable and Secure Communication: Featuring built-in ESD protection and software flow control, the dongle ensures safe and consistent data transmission. This is crucial for preventing data loss and communication errors in dense smart home networks.5. Robust Build Quality: Housed in an aluminum casing, the dongle minimizes signal interference from nearby electronic devices. This design enhances signal quality and protects internal components, extending the device's lifespan.Product Details:Color: BlackMaterial: ABS PlasticPackage Includes:1 x Zigbee 3.0 USB DongleOnly the above package contents are included; other products are not included. Please note that slight color variations may occur due to lighting and monitor settings. Allowable measurement error is +/- 1-3cm.