Features: Support 60Hz, 30Hz two output modes. Dual-network port output, single network port supports a maximum of 655,360 pixels. Support manual brightness adjustment (need to use an external sending box)(NOT Included), level 16, 32, 64 brightness adjustment is optional. 1 DVI video signal input; 1 channel audio input, USB interface control, multi-card cascade- supports a maximum of 4 sending cards cascade- use. Widely used for various LED display, suitable for subway- station, airport, hospital, community- media, parking- lot and other LED display system. Specifications: Material: Plastic Model: TS802D Rated-Voltage: 5V Input: 1x DVI, 1x USB Output: 1x 3.5mm Audio, 1x PCI-, 2x Network Port Package Includes: 1x Video-Control Card note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.