It seems to be a multi-format standard-definition and high-definition monitor, with NTSC and PAL support in its composite and S-video inputs. The included SDI adapter lets it accept video in the digital format commonly used in broadcast studios. (For US$4,200.00, it should be a nice monitor!) Here is a Web site with more details:
http://www.broadcastbaron.com/infopvm20l5.htm