
Works great. I bought a couple of Relay/ESP-01 boards and was able to flash my own firmware with them. Didn't really need two but it was great value so I'll either give it to another friend or keep it in a separate place in case one gets lost.

Enhance Internet Speed with TP-Link AC1200 Wireless Dual Band USB Adapter (Archer T4U V1)
40 Review

Wi-Fi adapter D-link DWA-140, black
46 Review

TP Link TL WN823N 300Mbps Wireless Adaptor
55 Review

πΆ Enhance and Expand Your Network with TP-Link AV600 Powerline WiFi Extender and WiFi Booster (TL-WPA4220 KIT)
44 Review

π uni USB C Hub with Ethernet Adapter, 4K HDMI, Gigabit Ethernet, and 3 USB 3.0 Ports for MacBook Pro, iPad Pro, XPS
11 Review

π CERRXIAN RS232 to Ethernet Serial Device Server - TCP/IP Converter with 1Port DB9 RS232 Serial to Ethernet Connectivity
3 Review

HB-UMLS Sabrent USB 2.0 Hub with 4 Ports and LED Power Switches for Each Port
12 Review

π StarTech.com NETRS232 Serial to IP Ethernet Device Server - DIN Rail Mountable - Serial Device Server - Serial Over IP Device Server (Black)
4 Review