A QLED screen is a type of TV, different from OLED despite the potentially confusing acronyms, and a relation of the LCD LED screen technology that has dominated the TV market for years. The media
CRT is weighted, bulky and large in size. CRT provides a low range of resolution when compared to LCDs. Response of CRTs is slower when compared to that of LCDs. CRT monitors are less costly than LCDs. CRT can be affected easily by external magnetic field. Image retention is never present in CRT. Advantages of Flat Panel Devices: Flat Panel Devices like LCD produces high quality digital images. Flat Panel monitor are stylish and have very space saving design. Flat Panel Devices consumes less power and give maximum image size in minimum space. Flat Panel Devices use its full color display capability. qgAHm3.