USB 4-Port Extender-USB extender with 4-port USB2.0 hub can connect more external devices, support mouse, printer, scanner, webcam and other popular peripheral devices for long-distance transmission, improve work efficiency. Long Distance Transmission-USB Extender can transmit distance up to 50m/165ft with a single Cat5/Cat5e/Cat6 network cable, overcome the length limitation of USB cable with this USB extender. Plug and Play - This USB extender consists of a transmitter and a receiver, transmits lossless USB signals through a network cable (Cat5e/6/7 cable) up to 50 m, data transfer speed up to 480Mbps, backward compatible with USB 2.0, USB 1.1. Plug and play, no driver required. Wide Compatibility-USB Ethernet Extender supports multiple operating systems win98/ME/2000/XP/Vista/Win7/Win8/Win10/Mac Os v8.6 or higher. Multi-scene application-USB extender 165 feet is widely used in home security, surveillance systems, multimedia classroo