Built-in signal IC chip boosts signal integrity to reduce attenuation for stable long-distance transmission; SAS 3.0 12Gbps high bandwidth conversion: SFF-8644 external to SFF-8643 internal interface; Premium 28AWG pure copper conductors lower resistance and reduce heat loss during data transfer; 1-meter moderate length supports flexible wiring layout for large server racks and storage cabinets; Multi-layer full shielding blocks EMI interference to sustain 24/7 continuous data center operation