Features:OOTDTY   SD card memory card slot.Replacement pptical drive enclosure.GDEMU SD card case with expansion.Rugged, fast switching game buttons.Effectively improve ventilation and heat dissipation.Specifications: Material: ABS, PCBSize: Approx. 15.5x10.5x6 cm/6.10x4.13x2.36 inColor: Transparent Black/Transparent Blue/Transparent Purple/Transparent RedPackage Includes: 1 Set Extension AdapterNote: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.