The Property object manage a MAPI property of an object. This object can not be created directly.
You have a list of properties you can use with the enumeration enumSchema.
The property has a unique identifier represent by the ID property. All
MAPI properties are represented by property tags. A property tag is a 32-bit
unsigned integer value that contains the property's identifier in the high order
16 bits and the property's type in the low order 16 bits.