Raspberry Pi 4 Model B, 4GB DDR4 RAM Single Board Computer (RPI4-MODBP-4GB) for sale online | eBay
Raspberry Pi 4 Modell B 8 GB RAM | shop.max2play.com
Raspberry Pi 4 4GB
Raspberry Pi 4 Model B - 4 GB RAM : ID 4296 : $55.00 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Waveshare Accessory Compatible with Raspberry Pi 4 Model B 4GB RAM with Powerful Processor Faster Networking Support Dual 4K Output and Different Choice of RAM Comes with a Copper Heat Sink :
Amazon.com: RasTech Raspberry Pi 4 4GB Starter Kit with 32GB Micro SD Card, Power Supply with ON/Off, Case, Cooling Fan, HDMI Cables, Copper Heatsinks, Card Reader, Screwdriver(4GB RAM) : Electronics