• Siren's Cry
• Item Level 232Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Bow
• Ranged
  
• Speed 2.80
• 387 - 661 Damage
• (187.0 damage per second)
• +38 Agility
  +36 Stamina
• Durability 90 / 90
• Requires Level 80
• Equip: Improves critical strike rating by 25.
  Equip: Improves haste rating by 22.
  Equip: Increases attack power by 54.
• 
• Sell Price: 17 76 6

Source

This item drops from Auriaya in the 25-man version of Ulduar.

Patch changes

• Patch 3.1.0 (14-Apr-2009): Added. 
  
• Patch 3.1.2 (2009-05-19): Buffed. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB