4.4.9 Digital ManagerChannel manage including : Digital channel, Channel status, Channel mode： Digital Channels： 【Channel】select channel title；【Enable】Open digital channel, tick enable, then can do related settings；【Time Synchronization】Tick it means the time of this channel and device is the same.【Connection Mode】can be singe connect or multi-ink, multi-link modes can connect to several devices, device will be tour displayed one by one, tour interval can be se
