Active Screen Size 15. 1" Diagonal Screen proportion 4:3 resolution 1024*768 Pixel Pitch: 0.297*0.297mm Viewing angle: 160(H)/160(V) Response time: 8 ms Contrast Ratio: 300:1 OSD language: English,German,France,Italian,Spaish,Rassian,Chinese Brightness: 300--350cd/m2 (Typical) TV System: PAL,SECAM,NTSC Input Port TV AV/S-video VGA Input voltage AC: 100~240 VAC, 50~60 Hz Power consumption: <25W Wall Mountable: optional Inside Speaker: yes