VDV & USB Cable TesterTC-NT3 (v1.0R)TRENDnets VDV & USB Cable Tester. model TC-NT3. is a comprehensive cable tester for network professionals. It accurately tests a variety of voice.data. video. and USB cables. The TC-NT3 identifies proper. severed. short circuit. and cross connected pins for cable distances of up to 300 meters(1.000 ft.). Quick Test mode issues a pass/fail for large test batches. All components fit into a convenient travel case.- Comprehensive cable tester for network professionals- Tests voice. data. video. and USB cables- Accurately test pin configurations for cable lengths up to 300 meters (1.000 ft.)- Identifies severed. short circuit. and cross connected pins- Quick pass/fail for large test quantities- Blinking Hub/Switch Mode identifies connected hub/switch port- Convenient travel case