l Various materials support in pictures, audio files, video files, PDF files, HTML, dynamic webpages, rolling subtitles, live broadcasting, third-party data, etc.
l Flexible programs schedule and display
l Convenient remote and local materials updating
l Centralized and integrated control of terminals, e.g., scheduled startup/shutdown, brightness/volume adjustment, picture capture, etc.
l Multi-level organization management for materials, programs, terminals and user accounts, etc.
l Multi-level user management with different permissions authorized
l Stable and reliable hardware design
l Hardening security: material/program/schedule review, device activation with strong password, screen saver password, etc.