... -Great p10 message bus led display AdvantagesCan used in city bus, car, . . . . . .There have many types, Mono color, Tri-color, Full-color, indoor, semi-outdoor, and ... RS422 communicationPassword protectionEthernet/Wireless control (optional)SpecificationP10 Semi-outdoor Red Color LED Display without Waterproof DesignScreen size: 1340mm(W)*220mm(H)*75mm(T ...