ITEAD of Sonoff fame now sells a very inexpensive Zigbee USB dongle that should work out-of-the-box with Home Assistant ZHA integration and Zigbee2mqtt : r/homeassistant
ConBee II The Universal Zigbee USB Gateway : Electronics
ConBee II ZigBee USB Gateway Dongle and Phoscon Gateway - CNX Software
Dongle USB ZigBee (Chipset EFR32MG13)
ConBee Overview
ConBee II The Universal Zigbee USB Gateway | Pricepulse
ConBee II Overview
ConBee II
deCONZ/Conbee II stick on separate Raspberry Pi - Hardware - Home Assistant Community
ConBee II The Universal Zigbee USB Gateway : Electronics
ConBee II The Universal Zigbee USB Gateway - Newegg.com
ConBee II The Universal Zigbee USB Gateway : Electronics
ConBee II ZigBee USB Gateway Dongle and Phoscon Gateway - CNX Software
Moving from Conbee II to Sonoff Zigbee 3.0 Dongle : r/homeassistant
ConBee II The Universal Zigbee USB Gateway : Electronics
Used - dresden elektronik ConBee II The Universal Zigbee USB Gateway | #2974492250
ConBee II Overview
Dresden-Elektronic Releases New ConBee II Dongle and Phoscon Gateway - Hackster.io