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(for image mirror, not support extended desktop) 4-port VGA video distribution box copies a single video source signal and split it to multiple VGA monitors (simultaneous display with the same image on each monitor) Active 1x4 VGA splitter for computer to monitor: 250 MHz bandwidth supports superior video quality and maintains highest signal strength in all applications up to 1920 x 1080 @ 60Hz resolution (full HD 1080p) 4 way powered VGA monitor splitter extends transmission distance up to 130 feet (40m) using standard VGA cable (power adapter is included) 1 in 4 out VGA splitter adapter with slim box design saves desk space and all-Metal housing for maximum durability and reliability VGA Duplicator: Multi monitors can connected by cascading up to 3 levels of VGA port splitters together, which makes it ideal for digital signage applications in schools, churches, retail displays, trade show presentations and more (supports SVGA, VGA, XGA, UXGA video)
