Features : DVI signal input port Maximum input resolution: 1920×1200 pixels Loading capacity: 1.31 million pixels Maximum Width: 2560 pixels, Maximum Height: 2560 pixels 2 Gigabit Ethernet port outputs support screen arbitrary splicing Dual USB ports for high speed configuration and easy cascading Better gray at low brightness Equipped with PCI-E 1X interface for increased versatility Compatible with all series of Colorlight receiving cards