I.Main Control Box Diagram:

 






II.Functions:
● It only can be matched with computer Ticket software.
● With an input port, five output ports and RJ45 socket, it can connect with the window display and the main display.
● With speaker output port, it can connect with active or inactive sound box and ceiling speaker.
● With volume button, it can adjust the volume at any time as required.
● With power switch button, it can turn on/off manually the power of the Main Control Box.
● Attached with switch power supply, model: LB-81-62  DC24V 6.3A
● Working voltage: AC220V; DC24V.
● Size：253x74x233mm(LxWxH)