Compact USB (Universal Serial Bus)-powered VGA splitter means that you can split a video source to two separate displays USB (Universal Serial Bus)-Powered VGA video splitter, no bulky external power adapter required Multiple screens let you communicate your message more effectively to large audiences with greater impact Integrated signal amplifier boosts your connection range to 210 feet (65 meters) This 2-Port VGA Video Splitter allows a computer to display VGA video on two monitors simultaneously. Perfect for classrooms, tradeshows, or any environment requiring high quality video on several monitors, the ST122LE VGA splitter supports displays with up to 300 MHz of bandwidth & up to 2048x 1536 resolution. Plus, to simplify placement of your VGA displays, the splitter features a built-in booster circuit that means that you can locate VGA monitors up to 200 ft away from your system, & can be powered through a USB (Universal Serial Bus) connection to the host computer, eliminating the need to find an available power outlet. Application Diagram The ST122LE VGA Splitter supports easy plug & play installation, & is backed by Star Tech.com''s 2-year warranty & FREE lifetime tech support. WhatÂ’s in the box Video Splitter USB (Universal Serial Bus) to DC power adapter User Manual