Versatile and portable, unit works 3 ways: as a tabletop lectern, as a floor lectern or as separate components of lectern and a-v cart Constructed of 5/8" stain- and scratch resistant melamine laminate on medium density fiberboard for durability. Angled top surface with full-width book stop ledge holds paper and writing utensils in place for reviewing notes. Internal "cubbyhole" below the ledge measures 22W x 19"D and holds extra notes, charts, books or writing portfolio. Mobile lectern base included with part number OS22112 separates from top to double as an AV cart. Includes 1 fixed shelf and is built on 4 casters, 2 locking. Add the tabletop lectern to create a mobile presentation cart. Assembly required. Wireless microphones available and sold separately (keyword: microphones).Available in 4 wood finishes: -112 medium oak, -149 mahogany, -75 light oak, -79 walnut To view choices, simply click on View Swatches located above.Overall dimensions: OS22 (tabletop lectern): 13 3/4H x 23 3/4W x 19 7/8"D. OS22112 (floor lectern): 47 1/2H x 23 3/4W x 19 7/8"D