... Plastic Frame+3mm Acrylic Glass As Protector Layer against the LCD Panel.2). Support Automatically to Slide Show and Playback; ... the contrast, width viewing angle, definition and Colorfull of LCD Panel.12). Installation method: Back Standing fixing or Back ... Controller+One Pcs Adaptor (USB Cable is Optional).14). Applicable Field: Supermarket, Airport, Lift, Station, Hotel, Relax center, Shop, ...