The ETH/USB HUB HAT (B) is an Ethernet and USB HUB designed for Raspberry Pi, providing 1x RJ45 Ethernet port and 3x USB 2.0 ports ^^ 3x extended USB ports, compatible with USB 2.0 / 1.1 ^^ Incorporates RTL8152B Ethernet chip, supports 1x RJ45 Ethernet port, 10/100M auto-negotiation ^^ Pogo pin design, for direct connecting with Raspberry Pi Zero/Zero W/Zero WH ^^ USB HUB connector, for connecting with Raspberry Pi 4B/3B+/3A+/2B through USB cable