Long-Range Sfp28 Direct Attach Cable With A 25 Gbps Maximum Throughput Rate. The Long-Range Direct Attach Cable, 25 Gbps Is An Ultra-Thin, Lightweight, Multi-Mode Fiber Cable Equipped (2) Sfp28 Optical Transceivers Capable Of Sustaining A 25 Gbps Throughput Rate. This Cable Is Perfect For Creating Long-Distance Links Between Unifi Os Consoles, Switches, And Other Racked Networking Equipment.