When the proper tune is played (which requires a DC 15 Perform [lute] check), this masterwork lute (+2 circumstance bonus on Perform [lute] checks) summons a large air elemental as with the summon monster VI spell.
Caster Level: 11th
Prerequisites: Craft Wondrous Item, summon monster VI Market Price: 11,000 gp; Weight: 3 lb.