NEC V423 42-Inch 1080p 60Hz LCD TV Built-in expansion slot supports the Open Pluggable Specification (OPS), which is the industrys first standardization option slot that simplifies digital signage installations Full 1080p high-definition resolution provides stunning detail Commercial-grade LCD panel and components enable extended run time Expanded connectivity with digital loop-through Tile Matrix allows you to create video walls up to 10 x 10