2.1.3.1.1.20.1.2 Parameter: FMTTYPE
RFC Reference: [RFC2445] section 4.2.8
Number of Instances Allowed: 0, 1
Format: Text ([RFC2445] section 4.3.11)
Brief Description: Specifies the MIME content type of an attachment.
Importing to Calendar objects
This parameter SHOULD<74> be imported as PidTagAttachMimeTag.
Exporting from Calendar objects
This parameter MAY take the value of PidTagAttachMimeTag.