This is the Dreamcast peripheral, the "Purupuru Pack" (rumble pack). ⚠ Since the operation has not been confirmed, it is considered junk. 【Product Description】 ・Since there is no compatible software, the operation has not been confirmed. ・The main unit has some discoloration. ・The main unit has some dirt. 【Shipping】 It will be wrapped in cushioning material and shipped within 1-2 days. If you have any questions, please feel free to contact us.