Hikvision 31.5-inch FHD MonitorLED backlit technology with full HD 1920×108032" LED backlight monitorImage processing: 3D comb filter, 3D De-interlace, 3D noise reductionMultiple interfaces: HDMI, VGA, DVI, BNC input, BNC output, audio in, audio out, USBBuilt-in speakerWide viewing angle: Horizontal 178°, Vertical 178°24/7 operation