Product Details  15'' open frame monitor  Model Name AMG-15OPHA07N1-V1 Viewable Size Image 15" Active Display Area (mm) 304.1(H)x228.1(V)  Pixel Pitch (mm) 0.297(H)x0.297(V) Number of Pixels 1024 x 768 Contrast Ratio 500:1 Display Color 6 bit + FRC Brightness (CD/m^2) 250CD/m^2 =10) 65/65/65/55 Synchronization Range Horizontal / Vertical 31.5~48.1KHz/56~75Hz Recommended Resolution , 75Hz Signal Connector 20 pin D-sub Power Source AC 100~240V/ 12V DC Power Consumption 13.3W typical, normal operation Power Management VESA DPMS Compliant Plug & Play VESA DDC 1/2B Optional  AMG-15OPPC07N1-V1VGA+DVI