1to4 breakout cable converts single externalstyle SFF8088 26pin Mini SAS HD port to four SATA 7pin female ports for multidrive expansion; 10ohm impedance matching stabilizes signal integrity during highspeed data transmission in server environments; Supports 6Gbps SAScompatible highspeed transfer for enterprise HDDs, SSDs and RAID storage systems; Constructed with 28AWG highconductivity copper wire, reducing signal loss and crosstalk; 0.5M compact length enables neat shortrange routing inside rackmount servers and storage enclosures