Output                                   VGA-1 
display edid version                       1.3 
display manufacturer                       GSM 
display model                             438d 
display serial no.                      224670 
product id                               17293 
size horizontal                         338 mm 
size max horizontal                    34   cm 
size max vertical                        27 cm 
size vertical                           270 mm 
vendor                                     GSM