Simply45 ST-LT43000S is a LanTEK IV-S 3000MHz cable certifier bundle that includes permanent link adapters, and channel adapters. The LanTEK IV-S copper and fiber data cable certifier is the future of cable certification and testing. Saving you time it will test and save a Cat6A link in 7 seconds and certifies links up to Cat8.1 and Cat8.2, including TCL and resistance unbalance measurements.