srd
SRD
Medallion of Thoughts: This appears to be a normal pendant disk hung from a neck chain. Usually fashioned from bronze, copper, or nickel-silver, the medallion allows the wearer to read the thoughts of others, as with the spell detect thoughts.
Faint divination*;* CL 5th; Craft Wondrous Item, detect thoughts; Price 12,000 gp.
Open Game Content from the System Reference Document 3.5, used under the Open Game License 1.0a.