Dell P5525QC 55" 4K Conference Room Monitor (210-BNTN) - Resolution: 4K UHD 3840 x 2160 IPS, Contrast Ratio: 1200:1, Response Time: 8ms, Aspect Ratio: 16:9, Brightness: 400 cd/m², Refresh Rate: 60Hz, 2 x 10W Stereo Speakers, Anti-Glare, Connectivity: 1 x DisplayPort 1.4, 1 x DisplayPort Out, 1 x USB Type-C upstream, 1 x USB Type-C 3.2 Gen 1 downstream, 2 x HDMI 2.0, 2 x USB-A 3.2 Gen 1 downstream, 1 x USB-B 3.2 Gen 1 upstream, 1 x Analog 2.0 Audio Line Out (3.5mm jack), 1 x RJ45, 1 x RS232, Adjustability: Wall Mountable: VESA 400 x 300 mm