The RADXA ROCK 4 Model A is a compact and powerful single board computer designed for embedded Linux development and industrial applications. This board-only variant is supplied without WLAN, Bluetooth, and PoE, making it suitable for wired and controlled environments.Powered by the Rockchip RK3399 64-bit hexa-core processor, the ROCK 4 Model A delivers reliable performance with a dual Cortex-A72 and quad Cortex-A53 CPU architecture. The Mali-T860MP4 GPU provides hardware-accelerated graphics for multimedia and display-based applications.The board supports LPDDR4 memory options and optional onboard eMMC storage, offering flexibility for embedded systems and OEM solutions. With HDMI 2.0 supporting up to 4K@60Hz, USB 3.0, USB 2.0, Gigabit Ethernet, MIPI display and camera interfaces, and a 40-pin GPIO expansion header, the ROCK 4 Model A provides robust connectivity and expansion capabilities.The RADXA ROCK 4 Model A is ideal for developers and system integrators looking for a stable and cost-effective embedded Linux platform without wireless connectivity.