the NEC multispin 4xc model cdr-c302 is significant piece of 1990 computer history representing the era of high-end external SCSI CD ROM changers designed to hold seven discs this device was a premium solution for users needing quick access to large software libraries and motive media collected without swapping this manually today is a primary sought after by vintage computer enthusiasts and retro tech collectors looking to restore our maintain legacy workstations from the mid-90s