Features:1. Comes ready with EmberZNet Serial Protocol v8 for easy Zigbee integration2. Compatible with Home Assistant (ZHA) and Zigbee2MQTT (pre-alpha support)3. Built on EFR32MG21 chipset plus CH340E USB-UART bridge for stable performance4. 20dBm output power with PCB antenna, housed in a durable plastic shell5. Firmware updates via UART (hold BOOT, press nRST, then release BOOT)6. Plug-and-play setup – default baud rate 115200, works out-of-the-box with Zigbee-compatible gatewaysProduct Details:This universal open-source USB dongle uses the EFR32MG21 Series 2 wireless SoC and CH340E USB-serial controller. It comes pre-loaded with EmberZNet 6.7.9 Zigbee NCP firmware and the standard Gecko Bootloader, so you can start using it right away or flash custom firmware via USB. With a 20dBm power amplifier and -104.5dBm receive sensitivity, it delivers reliable, strong signal performance for use as a Zigbee coordinator or router. The compact plastic housing is portable and durable, ideal for smart home hubs or DIY gateway projects.Specifications:- Chipset: EFR32MG21A020F768IM32 + CH340E- Antenna: PCB antenna- Output Power: 20dBm- Interface: USB- Baud Rate: 115200- Shell Material: Plastic- Color: As shown in product images- Package Includes: 1 x USB Dongle Module