Horn of BlastingLevel 17 Uncommon

This adamantine-trimmed hunting horn unleashes a powerful blast of thunder when blown.

Wondrous Item        65,000 gp

Power (Thunder) Daily (Standard Action)

When you sound the horn, make an attack: Close blast 5; +19 vs. Fortitude; on a hit, the target takes 2d10 thunder damage and is dazed and deafened until the end of your next turn; on a miss, the target takes half damage and is deafened until the end of your next turn. On a critical hit, the target is also pushed 1 square and knocked prone.

Published in Adventurer's Vault, page(s) 173.