Best-in-class performance: ROCK Pi uses a modern and powerful hexa-core ARM RK3399-T SoC, and all models are equipped with LPDDR4 3200Mb/s RAM and optional high-performance eMMC modules IO performance: ROCK Pi development boards are equipped with multiple storage options and provide read and write performance on external storage drives. This improves workflow, copying, backup, and overall file usage Maker-friendly IoT connectivity: ROCK Pi has maker-friendly expansion options, including a 40-pin GPIO header, allowing connection with inputs such as buttons, switches, sensors, LEDs, etc. Multi-storage eMMC modules: Optional industrial-compatible high-performance eMMC modules, 16G/32G/64G/128G available, TF card slot supports up to 128G; M.2 connector supports up to 2T M.2 NVME SSD Colour:Photo Color Material:FR4 Package Contents: 1 x Motherboard Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.