SFF-8644 host port to SFF-8088 external storage bidirectional connection, cross-generation Mini SAS adapter cable; SAS 2.0 standard, max 6Gbps bandwidth, backward compatible with 3Gbps SAS 1.0 transmission; Precise 100-Ohm differential impedance design, low signal attenuation for long-distance 3m data transfer; Multi-layer EMI shielding & gold-plated 26Pin contacts, anti-interference and anti-oxidation for 24/7 operation; 3-meter flexible durable jacket, perfect for rack datacenter, server, workstation and desktop storage expansion