$MSSQLServerManager = New-Object 'Microsoft.SqlServer.Management.SMO.Server'
 
# Get SQL Availability Replicas
$HostSQLAvailabilityReplica = @($MSSQLServerManager.AvailabilityReplicas)[0]
 
# Get SQL Availability Group Replicas Properties
$HostSQLName = $HostSQLAvailabilityReplica.Name;
$HostSQLAvailabilityReplicaGuid = $HostSQLAvailabilityReplica.UniqueId;
$HostSQLRole = $HostSQLAvailabilityReplica.Role;
$HostSQLAvailabilityMode = $HostSQLAvailabilityReplica.AvailabilityMode;
$HostSQLConnectionModeInPrimaryRole = $HostSQLAvailabilityReplica.ConnectionModeInPrimaryRole;
$HostSQLConnectionModeInSecondaryRole = $HostSQLAvailabilityReplica.ConnectionModeInSecondaryRole;
$HostSQLEndpointUrl = $HostSQLAvailabilityReplica.EndpointUrl;
$HostSQLFailoverMode = $HostSQLAvailabilityReplica.FailoverMode;
$HostSQLJoinState = $HostSQLAvailabilityReplica.JoinState;
$HostSQLQuorumVoteCount = $HostSQLAvailabilityReplica.QuorumVoteCount;
$HostSQLSessionTimeout = $HostSQLAvailabilityReplica.SessionTimeout;
$HostSQLBackupPriority = $HostSQLAvailabilityReplica.BackupPriority;
$HostSQLCreateDate = $HostSQLAvailabilityReplica.CreateDate;
$HostSQLDateLastModified = $HostSQLAvailabilityReplica.DateLastModified;