Multi-platform SCSI II external peripheral cable HD50M/M. This 6ft cable is designed to connect two SCSI II (fast SCSI) devices together. Manufactured using double shielded 25 twisted pair high impedance cable. Constructed with low-capacitance, impedance matched, 28 AWG, stranded, tinned copper cable with insulated in polypropylene. Tripp Lite warrants this product to be free from defects in materials and workmanship for life.