The Schlage Andover knob with Addison trims keyed entry lock unlocks when the door is opened from the inside, allowing you to leave quickly and conveniently, and re-enter easily. The Andover knob is traditional but versatile, with delicate details and a subtle hint of elegance, while the Addison trim’s distinguished look incorporates subtle details without losing its classic simplicity. Plus, it’s been designed and tested with strength and durability in mind.