Cross-generation external conversion wire: SFF-8644 Mini SAS HD high-density port to traditional SFF-8088 standard Mini SAS port; Supports SAS 2.0 6Gbps stable transmission, compatible with SATA/SAS HDD, legacy external storage enclosures and RAID HBA cards; Standard 100-Ohm twinax controlled impedance design, suppresses signal attenuation, crosstalk and electromagnetic interference; 2-meter extended length provides flexible cross-rack wiring space for large data center cabinet layouts without cable tension; Full metal locking gold-plated connectors with double-layer shielding, supports 24/7 continuous heavy workload data center operation