Extends USB peripheral up to 198ft using regular CAT5/5e/6 RJ45 cable and is PC/Windows & Apple/Mac compatible. This 4Port repeater cable actively regenerates the signals to preserve data integrity. Active repeaters provide maximum flexibility for USB devices and ideal for PC digital audio systems, keyboard, mouse, webcam, and other peripherals with USB interface that are beyond the reach of regular cables. Includes transmitter, receiver and universal power adaptor. Required Cables: Solid CAT5e/6 Cables. Note: All runs over 50ft must use solid core cables. Supports USB 2.0 and 1.1 devices. (Connectors: Transmitter with Built-in 14 Inches USB Cable - USB A Male to RJ45 Female; Receiver - 4 USB A Female to RJ45 Female; Input Voltage: 100-240v 60Hz 0.3Amp / Output Voltage: 5vDC 2Amp; Dimensions: 4x2.75x1 Inches)