Model CB281HK Abmiiprx SKU UM.PB1AA.A01 UPC 191114801116 Size 28" wide Panel Type Anti-glare (AG) Frameless No Touchscreen No Maximum Resolution 3840 x 2160 Aspect Ratio 16:9 Dynamic Contrast Ratio 100,000,000:1 Native Contrast Ratio 1,000:1 Horizontal/Vertical Viewing Angles (typical) 170 /160 Integrated Speakers 2 x 2.0W Signal Connectors (cables included) DisplayPort 1.2 Signal Connectors (no cables) Audio-out, two HDMI 2.0 Brightness (typical) 300 cd/m2 Response Time (typical) 1ms gray-to-gray Power Adapter (cable included) Internal Tilt -5 35 Swivel +/- 60 Height Adjustment 150mm Pivot Yes Detachable Foot Stand Yes Kensington Lock Supported Yes VESA Mount Supported 100 x 100 Registration Energy Star Dimensions with Stand 25.9" (65.9cm) x 15.8? ? 21.7? (40.2cm ? 55.2cm) x 9.3" (23.7cm) Weight with Stand 17.6 lb. (8.0kg) Chassis Black Units Per Pallet / 40' Container 24 / 528 Limited Warranty Three years