"His sight and hearing are far beyond human" (I Am Number Four)
"My hearing is much better than human hearing if I focus it"
"'I have asthma sir,' I say, my usual excuse to avoid any situation that might betray my strength or speed" (Number Four, I Am Number Four)
"I don't tell him that I haven't been going all out, that with my Loric strength and speed I could easily smash it." (Number Nine, Nine's Legacy)
Enhancement is the term used to describe the physical attributes that all members of the Loric naturally possess which makes them a physically superior race to Humans. Physical enhancements are standard from Garde to Garde though further enhancements come in the form of Legacies.
Strength - (Further enhanced strength is a Legacy that a Garde can develop)
Speed - (Further enhanced Speed is a Legacy that a Garde can develop)
Hearing - (Further enhanced Hearing is a Legacy that a Garde can develop)