The PT-571HDCP is a twisted-pair transmitter for DVI signals. The PT-571HDCP converts the DVI to twisted pair signal and the PT-572HDCP converts the twisted pair signal back to a DVI signal. Package Contents: PT-571HDCP Video Extender Power Adapter User Manual Product Type: Video Extender Transmitter Product Type: Video Extender Transmitter Manufacturer Part Number: PT-571HDCP Limited Warranty: 7 Year Weight (Approximate): 4.94 oz Connectivity Technology: Wired Form Factor: Rack-mountable Connectivity Technology: Wired Form Factor: Rack-mountable Manufacturer: Kramer Electronics LTD Product Model: PT-571HDCP Product Name: PT-571HDCP Video Extender Brand Name: Kramer Brand Name: Kramer Height: 0.9 Width: 2.4 Depth: 2 Maximum Operating Distance: 295.28 ft Number of Network (RJ-45) Ports: 1 Media Type Supported: Twisted Pair Number of Output Devices Supported: 1 Number of Input Devices Supported: 1 Number of DVI Inputs: 1 Graphics Modes: WUXGA Maximum Video Resolution: 1920 x 1080 Twisted Pair Cable Standard: Category 5 Maximum Operating Distance: 295.28 ft Number of Network (RJ-45) Ports: 1 Network (RJ-45): Yes DVI In: Yes Media Type Supported: Twisted Pair Number of Output Devices Supported: 1 Number of Input Devices Supported: 1 Number of DVI Inputs: 1