MAIN FUNCTION - USB Extender support high-speed USB2.0 (Up to 480Mbps) over single Cat5e Cat6 cable up to 165ft (50m), and distribute 4 USB2.0 ports; High compatibilty with USB 1.1 and USB 2.0 peripheral devices. Supports all operating systems (Windows, MacOS, Android, Linux). ADVANTAGE - 1. Distribute four USB2.0 ports. Two web cameras working simultaneously. NOTE: Highly recommend Webcam XP Pro software when connecting two webcams. 2. Plug and Play without driver; 3. High-speed usb hub for PC laptop computer desktop, PS3, Webcams, game, video conference, surveillance system etc. with stable transmission. High Compatibility - USB 2.0 Lan Extender 165ft works perfectly with Monitors, TVs etc; USB Over ethernet Ideally for Home Security, Classrooms, Conference, Workshop, Digital Signage, Video Production, Club, Gaming etc. Easy Access More Safety - Transmitter is powered by USB Host port; Receiver is powered by lockable DC 5V low power consumption. Built-in ESD Protection: +/- 8k