With the Beta Sit-Stand workstation improve your energy and efficiency by standing or sitting as you work, and then switch positions whenever you choose. Connect your CPU or your laptop with a LCD display or upgrade to the dual-display configuration. Mobile configuration brings flexibility into the workspace. Easily moves through small doorways and over thresholds for collaborative meetings. Center post works as a hub for accessory shelves, monitor mounts, and CPU holder, each independently height adjustable. Cable management clips keep cords under control. Includes single monitor mount for a monitor up to 22-Inch. Allows up to 35 degree of tilt, and 25 degree of pan adjustment. Includes angled laptop/keyboard shelf (18 3/4-Inch x 13 3/4-Inch) with a mouse platform (6 1/4-Inch x 6 3/4-Inch) that swivels beneath when not in use. Included CPU holder has two clamps, holding securely. Adjusts in width from approximately 6-Inch to 10-Inch. Optional shelf for projector measures 15-Inch x 11-Inch, and optional shelf for document camera shelf measures 15-Inch x 13 3/4-Inch with a retractable platform (13 1/2-Inch x 8 3/4-Inch). All shelves feature non-slip EVA pads. Optional dual monitor mount holder accommodates two monitors up to 22-Inch. Allows up to 35 degree of tilt, and 25 degree of pan adjustment. Handy knobs adjust the space between monitors.