Item Type: MKS PI Control BoardPower Input: DC 12/24V, 15W. CPU: RK3328, 64 bit, quad core for Cortex A53. Memory: 1G byte DDR3. Display Interface:High Definition Multimedia Interface: Supports up to 4K 60Hz display. SPI: For MKS PI TS35 with touch screen. Ethernet Interface: 100M EthernetUSB 2.0 Ports: 2USB 3.0 Ports: 1Motherboard Interface: Connect to the uart interface or the USB interface mentioned above. Memory Card: Operating system, A1 class 10 card is recommended. ADXL345 Interface: Supports .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Perfect Fitting: MKS PI board is a microcomputer board to ensure the high printing speed, good accuracy and easy control of 3D printer. And the sizes, mounting holes and most interface are compatible with for Raspberry Pi 3B. 2Better Hardware: MKS PI control board has onboard 4 core 64 bit SOC, 1G bytes DDR3 memory, supports High Definition Multimedia Interface screen interface and PI TS35 screen interface, provides Ethernet port, 3 way USB interface. 3Great Software: Providing full firmware. Just download the image file, burn it to the memory card, no need for a lot of construction work. You can use the USB port or serial port to connect to the motherboard and configure the parameters. 4Reliable Works: 64 bit quad core for Cortex A53 RK3328 CPU, 1G byte memory DDR3. Excellent performance and easy installation. 5Simple Connect: There are two ways to connect MKS PI to the main board, through UART or USB, very convenient.