Ability:

Determine the location of objects in the environment by use of reflected sound waves

Limitations:

- May be dulled by illness, pain or injured
- Sound Absorption/Negation
- Users may have sensitive ears
- May be ineffective in the presence of too many sounds
- My have a limited range

Users:

- Batman Beyond (DC Animated Universe)
- Daredevil (Marvel Comics)
- Michael Morbius (Marvel Comics)
- Mole Man (Marvel Comics)