If you're thinking of "media" as the plural of "medium," meaning a means of communication:
* Direct communication
* Personal interaction
* Face-to-face communication
* Word-of-mouth
If you're thinking of "media" as a collective term for newspapers, television, radio, etc.:
* Reality (as opposed to mediated reality)
* Direct experience
* Authenticity
* Personal observation
If you're thinking of "media" as a specific type of medium, you could use the antonym of that specific medium.
For example, the antonym of "print media" could be "digital media," and the antonym of "broadcast media" could be "narrowcast media."
Ultimately, the best antonym for "media" depends on the specific context in which you are using the word.
