Brand: Besisglas

<p><strong>Zigbee 3.0 USB Dongle Gateway (Model: ZBM-MG21)</strong></p> <p><strong>Docs: github.com/Besisglas/ZBM-MG21</strong></p> <p><strong>Product Overview</strong><br />This Zigbee 3.0 USB Dongle Gateway is a versatile, universal Zigbee USB stick designed for advanced smart home enthusiasts. It functions as a single, unified Zigbee gateway, allowing users to locally control all their Zigbee sub-devices across different brands without needing multiple proprietary hubs. Pre-flashed with coordinator firmware, this dongle offers seamless, plug-and-play integration with popular open-source home automation platforms.</p> <p><strong>Key Features</strong><br /><strong>1. Open-Source Platform Support:</strong><br />Home Assistant (ZHA), and Zigbee2MQTT.<br />Comes pre-flashed with Zigbee coordinator firmware based on EZNet 7.5.4 out of the box.</p> <p><strong>2. Enhanced Range and Performance:</strong><br />Equipped with an SMA interface and an external antenna for improved signal transmission and reception.<br />Powerful Output: Features a robust +20dBm output gain, significantly extending the transmission range to ensure reliable device communication even in larger homes.<br />Advanced Chipset: Built upon the EFR32MG21 chipset.</p> <p><strong>3. Stability and Anti-Interference Design:</strong><br />Durable Housing: The device features a sleek, black aluminum housing that effectively reduces signal interference from surrounding peripherals, ensuring stable and consistent data transfer.</p> <p><strong>4. Ease of Management and Scalability:</strong><br />Easy Setup: Designed for quick plug-and-play operation, minimizing installation complexities for all technical levels.<br />High Device Capacity: It can directly connect up to 32 sub-devices as a coordinator. The total number of connectable devices is virtually unlimited, depending on the platform and firmware configuration used (e.g., expanding through routers).</p> <p><strong>Detail</strong><br />Hardware Interface: USB 2.0<br />Wireless Protocol: Zigbee 3.0<br />Chipset: EFR32MG21<br />Output Gain: +20dBm<br />Compatible Platforms: Home Assistant, Zigbee2MQTT, etc. <br />Color: Black</p>

Features:

• Universal Zigbee 3.0 Gateway: Work with Home Assistant, ZHA and Zigbee2MQTT for centralized Zigbee device management. Docs: github.com/Besisglas/ZBM-MG21
• Integrates the EFR32MG21 chip, +20dBm output gain, and a 5dBi antenna for superior range and signal strength.
• Plug-and-Play Setup: Comes pre-flashed with coordinator firmware for quick setup and easy integration into smart home systems.
• Optimized Slim-Profile & Anti-Interference Combo: Features a new ultra-narrow design that prevents blocking adjacent USB ports, paired with an external antenna and robust aluminum housing for superior stability and signal anti-interference.
• Ultra-Large Network Capacity: Supports a total of 128 Zigbee devices (comprising 32 directly connected coordinator child devices and 96 devices connected via routing mode for extended network coverage).

Product Details:

• Color: Black
• Size: 1 x Zigbee USB Dongle (ZBM-MG21)
• Model: ZBM-MG21
• Package Quantity: -1