TT304 Size: 18" x 24" The Buhl London Tabletop Screen is the perfect companion to your mobile presentation. Designed for easy transport and storage, this screen sets up in seconds with the built-in mechanism. Simply extend the screen to start using it and collapse it back in to its case when you"re done. Features: -Tabletop portable screen. -Self contained metal case with handle. -Black housing. -Easy setup and take down mechanism. Specifications: -4:3 Format. -1" Black border. -18" x 24" dimensions: 4.25" H x 5.71" W x 30.51" D. -24" x 32" dimensions: 4.25" H x 5.71" W x 38.5" D. -30" x 40" dimensions: 4.25" H x 5.71" W x 46.5" D.