如题，有知道的能否告知下。不胜感激。

应该是那种电子看板，放在公共场合的欢迎电视机吧

经过几天的琢磨，我感觉是酒店用，医疗用可以有DAM模式的TV吧 ，不过理解有限。求高手给答案、

According to the EPA Standard:

Hospitality Television: A television product which includes the following features:
a) a control port for bi-directional communication (DB-9, RJ11, RJ12, RJ45, coaxial cable, or HDMI-CEC);
b) activated hospitality protocol software (e.g., SmartPort, MPI, MTI, Serial Protocol) to provide direct access to Video-On-Demand (VOD) systems or a digital media player designed for hospitality-specific applications; and
c) a power state that meets the definition of Download Acquisition Mode.