The QuickSwitch® Model 6299 Single Channel All Fiber Optic LC Duplex A/B Switch allows a device connected to the COM port access to the A or B port. The QuickSwitch® 6299 dimensions are 19"W x 1.75"H x 8"D.The switch may be controlled locally by manually operating the front-panel pushbutton. The front-panel LED display indicates the switch position and unit power status.