RCA RTUC5537 55" Curved LED 4K Ultra HDTV

• Aspect ratio: 16:9;• Resolution: 3840 x 2160;• Digital capabilities: 480i, 480p, 576i, 576p, 720p, 1080p, 1080i & 2160p;• Contrast ratio: 5,000:1;• Viewing angle: 178deg ;• Refresh rate: 60Hz;• Response time: 6msec;• Programmable channel memory;• 2 built-in 10W-each stereo speakers;• Inputs & outputs: HDMI(R) x 4, VGA, RF, YPbPr, A/V, PC audio, line out & optical;• VESA(R) 200 x 200 wall mountable;• Includes remote & base stand;