Super hearing as it appears in Teen Titans fan fics.
Justice Evolution - Superman can hear things from great distances or at minute levels as well as his opponent, Zod. Amazo gained this ability when he scanned Superman.
Starfire and the Seven Tiny Titans - Superboy still possess super hearing as a young boy.
Conner - Conner gains super hearing by the time he's eighteen, and he uses it to find Raven when she's chased by Parademons. Superman has this ability as well as he used it to hear when Boom Tubes opened.