Feature:1. No Wires Required: For MiSTer FPGA Digital I0 Board v1.2 is an optional expansion that plugs onto the for Terasic DE10 Nano SoC. The USB bridge connects seamlessly to the for DE10 Nano SoC board without any additional wires2. Convenient Jumper: For MiSTer IO Digital Board v1.2 includes a jumper to select 3.3v or IO on the user IO port. Select IO supports for Sega Mega Drive, for Genesis, for Master System gamepads using for SNAC adapter board3. Additional USB: The for Mister USB Hub v2.1 board is an optional additional USB hub for convenient USB device connection, providing an additional 7 USB ports4. Provides Memory: This Extra Slim (XS D) v2.9 motherboard provides 128MB SDR SDRAM memory for cores requiring large (>512KB) memory5. Clock Board: For Mister RTC real time clock board for Mister FPGA, provides real time offline, RTC board for MiSTer FPGA plugs into LTC connector of for Terasic DE10 NanoSpecification:Item Type: Digital IO Board KitMaterial: PCBMemory: Dual for Mister SDRAM XS D V2.9 (128+128MB) Additional Function Dual ICVideo and Voice Frequency Interfaces: Analog Voice Frequency (tape input)Network Interface: EthernetOS: For DE10 NanoFor MiSTer Digital IO Board v1.2 Details:The For MiSTer FPGA Digital v1.2 IO Board is anOptional Expansion Board That Can Be Used by Plugging into the Top of the for Terasic DE10 Nano SoC and Allows Dual SDRAM Modules. Has a USB 3.0 Connector That Supports for Sega Mega Drive, for Genesis, for Master System Gamepads Using for SNAC Adapter BoardsAdded the Following Features for the for MiSTer Platform:For Terasic DE10 Nano FPGA BoardIncludes Silent Fan or for Noctua NF A4x10 FanBuilt in on and off Power SwitchDigital for TOSLINK Connector3.5mm for Analog Voice Frequency (tape input)3 User Buttons and 3 Status LEDsAuxiliary Micro Storage Card Slot.Package List:1 x HUB1 x lO Board1 x DC 1 Point 2 Lines1 x USB Bridge1 x For Mister RTC V1.3 Clock Board2 x For Mister SDRAM XS D V2.9 Board1 x Fan4 x Fan Screws4 x Fan Nuts5 x lO Plate Screw5 x lO Plate Nut1 x User ManualNote:The SW3 switch on the motherboard for DE10 Nano must be turned to the "On" position for the digital IO board to work properly