The properties of a dictation are:

Speaker
The user who uploaded the dictation.

Status
One of the following:

Priority
Low, Normal, or High.

Deadline (Optional)
The transcript must be uploaded by this date / time.

Typing pool (Optional)
The typing pool that this dictation has been assigned to.

Typist (Optional)
The typist that this dictation has been assigned to.

Recording
An audio file of a person speaking.

File name
The audio file name.

Uploaded
The date / time when the recording was uploaded.

Size
The size of the audio file (in bytes).

Duration
The duration of the audio file (hours:minutes:seconds.milliseconds).

Channels
The number of audio channels in the recording.

Sample rate
The sample rate of the audio in the recording (in Hertz).

Transcript
A typed document of the recording. Only available once a transcript has been uploaded.

File name
The document file name.

Uploaded
The date / time when the document was uploaded.

Size
The size of the document file (in bytes).

Tags (Optional)
Tags can be useful in the creation of rules. Each tag consists of a label and an optional value.

Attachments (Optional)
Arbitrary files that are attached to the recording.
Attachments require database schema version 4 or greater. See Administration: Database for information about schema versions.

Notes (Optional)
When creating a dictation the speaker may add notes. Notes are visible to the typist.