[IHD-410PT/IHD-410PR] Please specify the traffic bandwidth base on one pair of IHD-410PT and IHD-410PR stream.

There are too many factors that are able to affect the bandwidth and compression ratio that depend on your video format, resolution, etc.
For your reference, when user plays a 4K@30Hz video with IHD-410PT and IHD-410PR, the maximum bandwidth is around 850Mbps; the average bandwidth is around 275Mbps (When the video quality is higher, it will request higher bandwidth.).