"Pretty much whatever you've heard, you didn't hear wrong. He's exceptional," Moss said during an interview that will air on NFL Network's "NFL Total Access" on Tuesday. "I think his talent is already known, what he can do. Just to be here practicing with him, just going over the plays and just seeing how he can throw the ball, that was an eye-opener for a lot of us. He's going to get compared to a lot of folks, but I feel like he can only be himself."