NEC MultiSync E554, 55", 1920 x 1080 pixels, Full HD, LED, ATSC, Black NEC MultiSync E554. Display diagonal: 55", Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LED, Screen shape: Flat, LED backlighting type: Edge-Lit LED, Display brightness: 350 cd/m², Response time: 6.5 ms, Contrast ratio (typical): 4000:1, Native aspect ratio: 16:9. Digital signal format system: ATSC. Product color: Black