Feature:1. Compatible: This for GDEMU optical drive emulation board is suitable for SEGA DreamCast Console VA1 version console (for GDEMU expansion adapter). Perfectly run the original version for GDI image and compatible for CDI image.2. Heat Dissipation: for SEGA Dreamcast console optical drive board with all metal card holder with two heat sinks to effectively improve ventilation and heat dissipation, read memory cards more smoothly, stable and wear resistant.3. Stable Performance: Game machine drive simulation board high and stable performance to ensure that you enjoy the perfect for SEGA DreamCast game. Fast game reading speed and smooth game process with replacement memory card holder.4. Easy Installation: Remove the original optical drive holder and replace it with for GDEMU without soldering or modifying the machine board. No harm to the host. Equipped with for GDEMU's extended Storage memory card cassette to replace the CD ROM drive casing.5. Perfect Replacement: For GDEMU is a replacement for the memory card based optical drive in for Dreamcast mainframes. for GD ROM, for CD ROM drives will inevitably wear out and fail (like all mechanical devices).Specification:Item Type: for GDEMU Optical Drive Simulation BoardMaterial: ABS, PCBColor: Transparent RedHeight of Analog Board Holder Interface: Approx. 8mm/0.31inVersion of for GDEMU: V5.15bApplicable Products: for DreamCast VA1 Game Console (for GDEMU Expansion Adapter) for GDEMU V5.5, for GDEMU V5.15 and for GDEMU5.15BUpgrade: Changed Storage Card Holder, Full Metal Card Clip, Read Storage Card More Smoothly and Stable.Features1. Robust and Durable2. Effective Improvement of Ventilation and Heat Dissipation3. with the Expansion of the for GDEMU Storage Card Cassette4. Alternative CD ROM Drive Chassis5. Storage Card Slot6. Quick Switch Game Button.Package List:1 x for GDEMU Optical Drive Simulation Board3 x Fixer2 x Heat Sink1 x Drive Tray Insert1 x Button1 x for GDEMU Board Mounting Bracket1 x Storage Card Extension Cable1 x Screw Package1 x Instruction ManualNote:1. It is possible to install a dc mainframe for a VA1 motherboard, otherwise you will burn out the for gdemu! Remember not to plug and unplug for GDEMU with power on, always be careful.2. Since the console is no longer in production, it is almost impossible to provide spare parts. There is no active component to this project, so it is intended to provide a "one and done" solution.3. Please allow some errors due to manual measurement.