Ethernet Shield
There are many resource Products using WIZnet Ethernet chip.
Arduino Compatible
Arduino Ethernet Shield
This 🌎Ethernet > Shield which is based on the 🌎Wiznet 🌎W5100 > Ethernet > Chip gives you an easy way to get your Arduino Online.
It is directly supported by official Ethernet Library. It adds a micro-SD card slot, which can be used to store files for serving over the network.
Arduino Ethernet Shield R2.0
The 🌎Arduino Ethernet > shield (This item is Ethernet shield R2) allows an Arduino board to connect to a LAN using the Ethernet library.
TCP/IP stack on board provided by the 🌎W5100 > chip