CmdID / PowerShell / Cmdlets / Get
Get-MailboxSentItemsConfiguration
Use the Get-MailboxSentItemsConfiguration cmdlet to view the Sent Items settings on mailboxes. Exchange PowerShell reference
From the Exchange PowerShell reference 2 parameters Its page in the reference
Parameters
-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.-IdentityThe Identity parameter specifies the mailbox whose Sent Items configuration you want to view.