Application fields: public places, for example, shopping malls, restaurants, airports, squares, commercial buildings, etc. The outer shell is made of extra good quality metal material, which is painted by powder-spray craftwork. Support shockproof and dustproof functions. Adopts high transparent tempered glass (2-6 mm ) as a protection layer to prevent LCD/led panel from being broken or distorted. The locking system for anti-thieves prevented the storage devices ( SD/CF cards ) from being stolen. Support IR Remote controller, user can use remote controller to operate the whole LCD. ( key buttons is optional )Built-in speakers: 2 x 5W. Amplifier / 3.5mm audio jack is optional. Playing circles automatically when powers on. Allowing memory of breakpoint/AD management system. Automatically generating playing list/Mixed displaying of videos, images, and music.