BenQ InstaShow S WDC20. Form factor: Desktop, Product colour: Black. Supported graphics resolutions: 720 x 480, 720 x 576, 1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 3840 x 2160, Maximum frame rate: 30 fps. Antenna type: External, Antenna gain level (max): 5 dBi. Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi data rate (max): 1167 Mbit/s, Top Wi-Fi standard: Wi-Fi 5 (802.11ac). Interface: HDMI