Siemens Wien. Display diagonal: 548.6 mm (21.6 "), Display brightness: 350 cd/m², Display resolution: 1366 x 768 pixels. Tuner type: Analog & Digital, Analog signal format system: PAL, SECAM, Digital signal format system: DVB-T. Number of loudspeakers: 2 pcs, RMS rated power: 4 W, Audio system: NICAM/A2. Teletext: 1000 pages. VESA mounting interfaces compatibility: 100 x 100 mm