1)LED: well-known international brand,with wide viewing angle ,little attenuation ,good heat dissipation and vivid colors.
2) Driving IC: famous brands such as, Taiwan MBI, Japanese Toshiba, avoidable the defective phenomena, such as dark bright, virtual light and so on. 3) Power supply: industrial-strength brand.The power maximum power resere of 20% the space ,
the range of voltage fluctuation is less 5%, high stability. 4) Connector: Aerial grade brands ensure the stable transmission of power and signal. 5) PCB Board: adopt 4-layer design. 6) Easy installation:100 pieces of cabinets' installation can be finished in one hour by one person.