2DD Micro Floppydisk Drive Philips NMS 1200 External Double Sided Double Density disk interface. external disk interface Philips nms1200_6.rom f0e0447a0872a2f09d7b28d9599fdd183acb5cb2 0b63e9cf99bc2a3d7f21cabf1cb668a6ca71ad2d 1