It is easy for you to install this GDEMU optical drive simulation board with no welding needed and no damage to your precious gaming device. With high reading speed, wide game compatibility, supporting memory card up to 512GB and stable performance, this GDEMU optical drive simulation board is an ideal replacement for your faulty optical drive emulation board. Made of high quality PCB, it is lightweight, wear-resistant and durable to use. The length of this product is 9.6cm, the width is 6cm and the height is 0.1cm. It is compatible for Sega Dreamcast Game Console VA1 Host. Item Name: Optical Drive Board Material: PCB Supporting Memory Card: Maximum 512GB Features: Easy to Install, No-welding, Replacement Size Details: L: 9.6cm/3.78", W: 6cm/2.36", H: 0.1cm/0.04"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Optical Drive Board 2 x Heat Dissipation Sheets 1 x Card Reader 3 x Plastic Covers