Using Spren to Communicate Like a Spawn Reed

The ability to be able to communicate between the cognitive realm and the physical one is hugely beneficial. But could you do that, but with the sprins co operation? I feel like it would have to be some type of fabrial in like a og soul caster away where the sprin is manifesting in the physical realm as a scassers. And i don't think we have any confirmation as to what that gift actually is. The only speculation that i ave heard is the chain, and that definitely is another one of these mechanisms that is very, very valuable. Ficho facho, i like that. Clearly, moras has a huge part to play in rhythm of war