Acer B246HYL SKU UM.QB6AA.B02. UPC 888863547647. 23.8" wide IPS 1920 x 1080. 100,000,000:1 Dynamic Contrast Ratio. 2 x 2.0W Integrated Speakers. DisplayPort 1.2, DisplayPort out, two HDMI (MHL) with one cable, four USB 3.0 hubs (1 up, 4 down) with one cable Signal Connectors (cables included). Mini DisplayPort, speaker, audio-out Signal Connectors (no cables). 250 cd/m Brightness. 6ms gray-to-gray Response Time (typical).