Features: CT8 professional multipurpose Audiotory line test instrument, providing accurate separation test function for engineering wiring. Highly precise testing to quickly locate Audiotory line problems and improve maintenance efficiency. Strong versatility, support different types of Audiotory line testing, including TRS and other interfaces. Easy to operate, simple test interfaces, easy to test, convenient to use. for Professional Audiotory engineers, stage technicians, performances companies and other Audiotory field practitioners. Specifications: Size:about 165x155x35mm/6.5x6.1x1.38in Component: ABS For TRS BNC 5PINS DIM Networking Lan Cable Package Includes: 1Set CT~8 Auditory Cable Tester note: Due to the different monitors and light effect, the actual color the item might be slightly different from the color showed on the pictures. Please allow 1-2cm measuring difference due to manual measurement.