Gigabit Poe Splitter Micro Usb Type C Plug Power Over Ethernet Ieee 802.3af Poe Switch Extension For Raspberry Pi Nanopi - Demo Board Accessories - AliExpress
Amazon.com: 10/100Mbps 5 Port Micro USB Power Supply Fast Ethernet LAN RJ45 Network Switch Hub Support Power Bank Laptop … (8 Ports 10/100Mbps) : Electronics
LGB304AE, Gigabit Ethernet Switch with EU Power Supply - 4-Port - Black Box