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HD 55 Inch LCD Digital Signage Display USB / SD Card Interface Quick Detail: turn on or off advertising player automatically on schedule A Grade LG/Samsung/AUO /CHIMEI LCD screen Infrared multi-point touch screen Os Windows/Android System Support shockproof and dustproof function We can customize the frame according to your requirements Description: Availabe sizes:15“,17“,19“22",26",32",42",46",47",55"65”70“82" for both vertical &horizontal in wall-mou