led single color screen -Classify in color: single color, double color -CE,ISO9001,ISO14001 - ... ;2. Synchro display, the mapping position and size can be adjusted, and multi-windowcan be open;3. Framing, moving, folding, open up ... design, size combination at will, high brightness, highdefinition;6. Bicolor display unit specializes un-line revising technology, and blue compensatetechnology.7 ...