HSU001 from the parade.
Anyone notice the two openings on top? They are shaped such that the two "poles" (com or electro-optics) can be folded in. That means the UUV can stored in cylindrical format, they seems too large for 650mm torpedo tude though, however this design had to deployed from something...
It is unmanned, so in theory as deep as the bottom of the ocean. In practice, there is a small buoyancy control needed because the density of sea water changes, but way less challenging than a manned sub, so it certainly goes much deeper than any sub, say some thousand meters below the surface.How deep can these bad boys dive and hunt their prey?