![Amazon.com: Raspberry Pi Zero to Pi 3B/3B+ Adapter, Connect Raspberry Pi Zero/W/Zero 2 W to Replace Raspberry Pi 3 Model B/3B+, Compatible with Pi 3B/3B+ Hats, Support 1-CH RJ45 Ethernet Port, 10/100 Amazon.com: Raspberry Pi Zero to Pi 3B/3B+ Adapter, Connect Raspberry Pi Zero/W/Zero 2 W to Replace Raspberry Pi 3 Model B/3B+, Compatible with Pi 3B/3B+ Hats, Support 1-CH RJ45 Ethernet Port, 10/100](https://m.media-amazon.com/images/I/71u1dFOsbNL._AC_UF350,350_QL80_.jpg)
Amazon.com: Raspberry Pi Zero to Pi 3B/3B+ Adapter, Connect Raspberry Pi Zero/W/Zero 2 W to Replace Raspberry Pi 3 Model B/3B+, Compatible with Pi 3B/3B+ Hats, Support 1-CH RJ45 Ethernet Port, 10/100
![New Raspberry Pi 4's have dedicated gigabit ethernet, two USB 3 ports, and up to 4GB of RAM. Read/write SSD speeds benchmarked over 320MB/s respectively. Gigabit ethernet reached 943Mbps. Impressive for networking New Raspberry Pi 4's have dedicated gigabit ethernet, two USB 3 ports, and up to 4GB of RAM. Read/write SSD speeds benchmarked over 320MB/s respectively. Gigabit ethernet reached 943Mbps. Impressive for networking](https://external-preview.redd.it/yHVEravD0f-H4GVzNUYm6C26Yfw6NuYdbQrEVdJGCTc.jpg?auto=webp&s=c07218d38f1251cedc0e83bcfd55d59a6e6ad43d)
New Raspberry Pi 4's have dedicated gigabit ethernet, two USB 3 ports, and up to 4GB of RAM. Read/write SSD speeds benchmarked over 320MB/s respectively. Gigabit ethernet reached 943Mbps. Impressive for networking
![Geekworm Geekworm Raspberry Pi 3 B+/3B Sata Hdd/Ssd Storage Expansion Board, X820 V3.0 Usb 3.0 Mobile Hard Disk Module For 2.5 Inch Sata Hdd/Ssd/Raspberry Pi 3 Model B+ (B Plus)/3 B/Rock64/Tinker Boa - Geekworm Geekworm Raspberry Pi 3 B+/3B Sata Hdd/Ssd Storage Expansion Board, X820 V3.0 Usb 3.0 Mobile Hard Disk Module For 2.5 Inch Sata Hdd/Ssd/Raspberry Pi 3 Model B+ (B Plus)/3 B/Rock64/Tinker Boa -](https://i5.walmartimages.com/asr/9e57dd04-02a8-422c-9c51-3e19e36d3390.66c8da17abb7285431fc51583387fcd2.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Geekworm Geekworm Raspberry Pi 3 B+/3B Sata Hdd/Ssd Storage Expansion Board, X820 V3.0 Usb 3.0 Mobile Hard Disk Module For 2.5 Inch Sata Hdd/Ssd/Raspberry Pi 3 Model B+ (B Plus)/3 B/Rock64/Tinker Boa -
![Amazon.com: USB 3.2 Gen1 HUB HAT for Raspberry Pi 4B/3B+/3B/ Zero/Zero W/Zero WH, 4X USB 3.2 Gen1 Ports, Driver-Free, Plug&Play, Compatible with USB 3.0 / 2.0 /1.1, Onboard External USB-C 5V DC Amazon.com: USB 3.2 Gen1 HUB HAT for Raspberry Pi 4B/3B+/3B/ Zero/Zero W/Zero WH, 4X USB 3.2 Gen1 Ports, Driver-Free, Plug&Play, Compatible with USB 3.0 / 2.0 /1.1, Onboard External USB-C 5V DC](https://images-na.ssl-images-amazon.com/images/I/81TMegqch+L._AC_UL600_SR600,600_.jpg)
Amazon.com: USB 3.2 Gen1 HUB HAT for Raspberry Pi 4B/3B+/3B/ Zero/Zero W/Zero WH, 4X USB 3.2 Gen1 Ports, Driver-Free, Plug&Play, Compatible with USB 3.0 / 2.0 /1.1, Onboard External USB-C 5V DC
![I2C Shield for Raspberry Pi 4, Pi 3, & Pi 2 with Outward Facing I2C Port Terminates over HDMI Port - IoT Devices & Sensors | Relay Controllers, Current Monitoring & Vibration Sensors I2C Shield for Raspberry Pi 4, Pi 3, & Pi 2 with Outward Facing I2C Port Terminates over HDMI Port - IoT Devices & Sensors | Relay Controllers, Current Monitoring & Vibration Sensors](https://media.ncd.io/sites/2/20170721151532/TOUTPI2_C_2.png)