153Using the Passport 8672ATME ModuleAppendix ATechnical SpecificationsThis appendix lists the technical specifications for the Passport 8672ATMEModule.Environmental specificationsOperating temperature: 5° to 40° C (41° to 104° F)Storage temperature: -25° to 70° C (-13° to 158° F)Operating humidity: 85% maximum relative humidity, noncondensingStorage humidity: 95% maximum relative humidity, noncondensingOperating altitude 3,000 m (10,000 feet) maximumStorage altitude Up to 9,000 m (30,000 feet) above sea levelFree fall/drop: ISO 4180-s, NSTA 1AVibration: IEC 68-2-6/34Shock/bump: IEC 68-2-27/29Physical specificationsHeight: 1.050 inchesWidth: 12.968 inchesDepth: 10.950 inchesWeight (single module): 3.12 lbs.Performance specifications (64-byte packets)Mean time between failure (MTBF) 85,000 hoursFrame length: 64 to 1750 octets