High-performance computing: for Banana Pi -R4 is equipped with MT7988A (Filogic 880) quad-core -A73 processor, which can provide powerful performance for network and multimedia tasks Enhanced memory: Equipped with 4GB DDR4 RAM for smooth multitasking, and 8GB eMMC for reliable onboard storage, which can improve the efficiency and stability of The board supports dual SFP ports for high-speed network connection and efficient data processing. Ideal for developers and technology enthusiasts looking for a powerful open source network solution Versatile connectivity: Includes basic ports and interfaces for multiple network options, making it suitable for a wide range of applications from home to advanced network systems Explore the advanced features of the -R4 development board, which is designed for high-performance applications, and is ideal for developers who want to enhance their network setup or integrate into existing systems CPU master control: Media MT7988A (Filogic 880) quad-core Arm Corex-A73, 1.8GHz processor SDRAM memory: 4 GB DDR4 memory Onboard storage: Micro-SD/(TF) card holder, 8GB eMMC GPIO: 26 Pin GPIO, 26 Pin GPIO, support UART, I2C, SPI, PWM, I2S.. Network interface: 4 Port 10/100/1000Mbps Gigabit Ethernet port SFP optical port: 2x10G SFP optical port or 1x10G SFP optical port + 1x 2.5GbE network port Mini PCIE: 2x miniPCle PCle3.0 interface supports Wi-Fi7 NIC (network interface card) M.2 interface: 1x M.2 KEY-B interface uses USB3.2 to support 5G, 1x M.2 KEY-M interface uses PCle3.0 interface to support NVME SSD hard drive USB: 1xUSB 3.2 interface Buttons: Reset button, WPS button, boot switch button Leds: Power status Led and RJ45 Led DC power supply: 12V/5.2A or 19V 3.2A The product appearance and printed words depending on the batch, but this does not affect use Colour:As Shown Material:PCB Package Contents: 1 x Router Development Board 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.