Helm of comprehend languages and read magic
(Dungeon Master's Guide v.3.5, page 259)
Price (Item Level): 5,200 gp (10th)
Body Slot: Head
Caster Level: 4th
Aura: Faint; (DC 17) divination
Activation: —
Weight: 3 lb.
Appears as a normal helmet.
Appearing as a normal helmet, a helm of comprehend languages and read magic grants its wearer the ability to understand the spoken words of any creature and to read text in any language and any magical writing. The wearer gains a +5 competence bonus on Decipher Script checks to understand messages written in incomplete, archaic, or exotic forms. Note that understanding a magical text does not necessarily imply spell use.
Prerequisites: Craft Wondrous Item, comprehend languages, read magic.
Cost to Create: 2,500 gp (plus 200 gp for base item), 200 XP, 5 days.