ROCK 4 Model C+ 4GB Single Board Computer Rockchip RK3399-T Arm Cortex-A72
Asus VivoStick TS10-B203D PC Stick Single Board Computer - Intel Atom x5-Z8350 1.4GHz - 4GB RAM - 64GB Flash Memory - Intel HD Graphics - Windows 10 Pro - Black - Walmart.com
ROCK 4 SE Single Board Computer 4GB LPDDR4 RAM Rockchip RK3399-T ARM® Cortex-A72 | eBay
QUARTZ64 Model-A 4GB Single Board Computer - PINE STORE
Rock Pi 4 Plus Rockchip RK3399(OP1) Single Board Computer LPDDR4 4GB with WiFi 5 and Bluetooth 5.0 Support Twister OS (4GB RAM+64GB eMMC) Mini-PC Barebone - Newegg.com
Orange Pi 5 4GB RK3588S,PCIE Module External WiFi+BT,SSD Gigabit Ethernet Single Board