One stored audio file, an <audioFileInfo> in <audioFileInfoList>.
optional
id: number
Slot id of the file; read by cmd 368, written by cmd 347.
optional
fileSize: number
File size in bytes; cmd 347 reply only.
optional
audioLen: number
Audio length; cmd 347 reply only. The unit is not established.
optional
fileName: string
File name; up to 127 bytes are read.
optional
extId: string
External id of the file; up to 63 bytes are read.
optional
type: "alarm" | "reply"
What the file is used for; cmd 347 reply only.