The material below is Open Game Content from a 3PP Source
Phylactery of Positive Channeling
Aura moderate necromancy [good]; CL 10th
Slot headband; Price 11,000 gp; Weight —
This item allows channelers of positive energy to increase the amount of damage dealt to undead creatures by +2d6. This also increases the amount of damage healed by living creatures.
Requirements Craft Wondrous Item, creator must be a 10th-level cleric; Cost 5,500 gp