Say hello to the Radxa ROCK S0, a reliable Single Board Computer (SBC) in an ultra-compact form factor that offers class-leading performance while leveraging outstanding mechanical compatibility based on the awesome Rockchip RK3308BS SoC. Radxa ROCK S0 offers makers, IoT enthusiasts, hobbyists, and PC DIY enthusiasts a reliable and extremely capable platform for building and tinkering their ideas into reality. Key features of the Radxa ROCK S0 Single Board Computer Reliable Rockchip SoC - This tiny yet feature-rich SBC benefits from the reliable Rockchip SoC, this, combined with a Quad-core ARM Cortex-A35 CPU ensures your board will deliver the ROCK-solid performance you expect from ROCK. Onboard Wi-Fi keeping you connected - Radxa ROCK S0’s onboard wireless module delivers 802.11 b/g/n Wireless LAN (WiFi4) and BT5 with BLE capabilities. Not only that, Radxa ROCK S0 provides a 10/100 Mbit Ethernet connection through a 4P MX connector for reliable wired networking. More OS, more options - Radxa ROCK S0 is an extremely practical little board that’s compatible with multiple operating systems, including the ARMv8 Instruction Set, Debian/Ubuntu Linux support, and Hardware access/control library for Linux. Highly compatible with SBC accessories - The 40-pin GPIO expansion header supports a wide range of interface options, providing the board with almost endless connectivity capabilities to ensure outstanding compatibility with an enormous range of SBC accessories. Interfaces 1x USB2.0 OTG via 4‑Pin MX 1.25mm connector 1x USB2.0 HOST via 4‑Pin MX 1.25mm connector 1x Maskrom key 1x Reset key 1x 100M Ethernet RJ45 via 4Pin MX 1.25mm connector 1x TF Card Slot 40-pin GPIO Header (I2C x4, PWM x3, SPI x2, UART x3, I2S0 x1, 5V DC power in x2, 3.3V DC power in x2 Technical Specifications SoC: Rockchip RK3308BS Processor: Quad Cortex‑A35 ARM 64bits processor frequency up to 1.3GHz RAM: 512MB DDR3 Storage: TF Card Slot Wireless Module: Wi-Fi 4 / BT 5.0 with BLE USB: 1x USB2.0 OTG via 4-Pin MX 1.25mm connector for Power and Data, 1x USB2.0 HOST via 4-Pin MX 1.25mm connector Ethernet: 1x 100M Ethernet RJ45 via 4Pin MX 1.25mm connector IO: 40-pin GPIO Header Power: 1x USB2.0 OTG via 4-Pin MX 1.25mm connector for Power and Data Software: ARMv8 Instruction Set, Debian/Ubuntu Linux support, Hardware access/control library for Linux Form Factor: 65mm x 30mm Temperature: Operation temperature: 0∼50 ℃ PLEASE NOTE The images presented depict a particular configuration of the Radxa ROCK S0. Please note that the actual component layout and specifications may differ based on the selected SKU.