VIZIO E470VA. Display diagonal: 1193.8 mm (47 "), Display brightness: 500 cd/m², HD type: Full HD. Tuner type: Analog & Digital, Analog signal format system: NTSC, Digital signal format system: ATSC. Number of loudspeakers: 2 pcs, RMS rated power: 10 W. Video formats supported: MPEG, Audio formats supported: MP3, Image formats supported: JPEG XR. VESA mounting interfaces compatibility: 400 x 200 mm