Note the OLED screen may be compatible with other PCB boards, our custom cable has been tested to work with the Brook Ultimate + Retro and GEN-5X boards. For other PCB's, the OLED will work, but the cable pin-out may be different. The add-on OLED Screen enables an Always-Active Input Display, great for troubleshooting and confirming controller activity. It also gives a Status HUD for multiple board functions such as: Console Mode Button Input Confirmation SOCD Settings E-Sports Mode Turbo Activity Status Joystick Setting (DP/LS/RS) Dimensions shown in image attachment for those who are making their own custom enclosures Color Options: Choose between three different color displays. Blue, White or Yellow With the Brook ULTIMATE+Retro it also utilizes as VMU Display when used on Dreamcast. Easily Connect to a compatible board using the OLED Harness Kit Contents OLED Screen, Custom Cable (7 inches), Mounting Screws and nuts Optional Extended Cable 46cm or 18 inches OLED Screen Specifications Pinout VCC: 3.3V~5VSCL: CLOCK LINESDA: DATA LINEGND: GROUND Resolution: 128x64Size: 1.54 inch (Measured Diagonally)Driver IC: SSD 1309, SSD1306 CompatibleInterface: I2C Interface Quick Link: https://tinyurl.com/25z3euk5