Stone of Alarm
Aura faint abjuration; CL 3rd
Slot none; Price 2,700 gp; Weight 2 lbs.
This stone cube, when given the command word, affixes itself to any object. If that object is touched thereafter by anyone who does not first speak that same command word, the stone emits a piercing screech for 1 hour that can be heard up to a quarter-mile away (assuming no intervening barriers).
Requirements Craft Wondrous Item, alarm; Cost 1,350 gp