Samsung LE-40R81B. Display diagonal: 101.6 cm (40"), Display brightness: 550 cd/m², HD type: HD-Ready. RMS rated power: 20W, Audio system: A2/NiCAM, SRS Trusurround. Teletext: 1000 pages. Colour of product: Black. Swivel angle range: 20°, VESA mounting interfaces: 200 x 200 mm