Types of Equipment

Up to five items can be equipped in total.

EqipmentEffect
Weapon  Increase physical attack and magic attack.
Shield  Increase guard and magic guard.
Armor  Increase physical defense and magic defense.
Helmet  Increase physical defense and magic defense.
Accessory  Extremely rare equipment items that can raise any stat.

You can only equip one of each item at a time.
Only Mages cannot equip shields.

Item parameter work in the same way as character parameter.
When you equip an item, its stats will be added to your character's parameter.
In most cases, the parameter that increase are decided by the type of item you equip.