Philips professional flat TV 23HF5474/10, 58.4 cm (23"), 1366 x 768 pixels, HD, LCD, Black, Silver Philips professional flat TV 23HF5474/10. Display diagonal: 58.4 cm (23"), Display resolution: 1366 x 768 pixels, HD type: HD, Display technology: LCD, Display brightness: 500 cd/m², Response time: 16 ms, Contrast ratio (typical): 450:1, Native aspect ratio: 16:9. Product colour: Black, Silver