... strongly reliability and stability with static scan technology and module design technology. Various display modeSupport many various display mode. Expediently operateSimple operation system ... .25, PH40, PH50Indoor Model: PH4, PH5, PH6, PH7.62, PH8, PH12, PH20, PH40 LED Display, LED Screen, Outdoor LED Display. Outdoor LED Screen ...