Control your Zigbee smart home devices with power and flexibility. SMLight's SLZB-MR4 is an advanced multi-protocol Zigbee gateway, ideal for home automation enthusiasts and professional integrators. Designed to work with Home Assistant, Zigbee2MQTT, ZHA and other popular platforms, this gateway gives you stable connectivity and extensive compatibility. Silicon Labs EFR32MG21 Chipset: for optimized radio range and increased Zigbee stability. Triple connectivity: USB (UART) Ethernet RJ45 (Passive PoE) MQTT direct via TCP/IP => Maximum flexibility for all configurations (Local Server, Raspberry Pi, NAS, etc.) Support PoE (Power over Ethernet): Simplified power over network cable. Shielded metal housing: compact design, durable and anti-interference. Easy Firmware Update (OTA): Always stay up to date with the latest features. Compatible with: Zigbee2MQTT Home Assistant (ZHA) Domoticz OpenHAB Jeedom (via MQTT)