The DTX Digital CableAnalyzer Series provides testing and certification of Cat 6 and fiber cable installations. Fast test times as low as 9 seconds for Cat 6 and 12 seconds for fiber. Supports Cat 6 out of the box. Additional modules required for fiber testing. Features: Cat 6 certification in 9 seconds (30 seconds with DTX-LT) Maximum bandwidth - 350 MHz (900 MHz with DTX-1800) IV accuracy level Color display Stores graphical results data Internal memory capacity for 250 graphical Cat 6 tests Removable memory card interface (DTX-1200 & DTX-1800 only) 12 hour battery life USB interface Serial interface (cable included with DTX-1800, available for DTX-1200, not available for DTX-LT) Cat 6 permanent link adapter (2 included with each model) Cat 6 channel adapter (2 included with DTX-1800 & DTX-1200 / 1 included with DTX-LT) Accepts fiber module (Multimode - DTX-MFM & singlemode - DTS-SFM) Start autotest at smart remote Talk between DTX unit and smart remote (headsets included with DTX-1200 & DTX-1800 / extra with DTX-LT)