Metallic Appearance: Light weight body with integrative design. The front high-transmittance tempered glass provides reliable protection. Exquisite Image: Industrial A+ panel, auto-coloring and image-enhancing engine. Variable Materials: Supports static and dynamic materials, including the pictures, audio, video, scrolling subtitle, PDF, webpages, live video, number calling, pop-up pictures, etc. Flexible Program Schedule: Supports free schedules and district play of multiple materials; Supports variable play modes: play by day, play by week, play by loop, custom play, etc. Organization Permission: 5-level organization is available for managing materials, programs, terminals, and users; Supports creating custom users, allocating permission for users according to user level, and permission templates. Multiple Security Safeguards: 3-level check of materials, programs and schedules to prevent mistake release; Encryption of data in storage and transmission to prevent data tampering; With no default password, users can activate and set initial password to guarantee the password safety.