Barov Peasant Caller

The Barov Peasant Caller is an heirloom bell that belongs to the Barov family. When the bell is rung, the peasants of the Barov lands will be summoned to defend their lord and lady.

Source
This item is a reward from the quest which starts with:
 * Weldon Barov in the Chillwind Camp in the Western Plaguelands
 * Alexi Barov at the Bulwark in the Tirisfal Glades