EXFO America Inc. GP-2144 16 GB USB Flash driveAvailable for the following current units: - FTB-1 - FTB-200v2 - FTB-500 - IQS-605P - IQS-610P - MAX-610 - MAX-630 - MAX-635 - MAX-700B/ TK-MAX-700B - MAX-FIPAnd also available for the following obsolete unit: