Multi-platform SCSI III to II external peripheral cable HD68M/HD50M. This 6ft cable is designed to connect two SCSI III (fast and wide) or SCSI II devices together. Manufactured using double shielded 34 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.