Resistant different sides shock and vibration Support 2.5" HDD into 3.5" drive bay (AV-25A) Or 3.5" HDD into 5.25" drive bay (AV-35A) Vibration (Operating meets) - MIL-STD 810F 514 5C-1 - 5-20Hz, 1G peak to peak -60-200Hz, 3G peak to peak