Particle Ethernet FeatherWing
The Ethernet Featherwing has been deprecated and is no longer available for sale. The Adafruit Ethernet Featherwing can be used instead by following the instructions here.
The Ethernet FeatherWing is the fastest way to add wired connectivity to your Argon or Boron and turns any Particle Gen 3 dev kit into an Ethernet gateway. Based on the WIZnet W5500 chip, this side-by-side FeatherWing maintains great RF performance even while adding Ethernet connectivity to any Particle Gen 3 device.
Tutorials
Code examples
Hardware specifications
Add wired connectivity to your Gen 3 dev kit