Raspberry Pi 4 Computer Model B 4GB RAM - Melopero Electronics
Raspberry Pi 3 Model B Quad Core 1.2ghz 64bit CPU 1gb RAM WiFi & Bluetooth 4.1 for sale online | eBay
Original Raspberry Pi 4 Model B 8 4 2 1 GB RAM + Case + Fan + Heat Sinks + Power Adapter Optional 32 64 128 GB TF Card for RPI 4|Demo Board| - AliExpress