Phoscon RaspBee II - Universal Raspberry Pi Zigbee 3.0 Gateway, Includes deCONZ & Phoscon App, Home Automation, Home Assistant, ioBroker, Zigbee2MQTT

Universal Raspberry Pi Zigbee Gateway, integrates many Zigbee products
Self-sufficient solution without cloud, registration and Internet constraints
High range through signal amplifier
Integrated real-time clock (RTC)
For Raspberry Pi 1, 2B, 3B, 3B+ and 4B (must be purchased separately)