Acer Aspire M3300 - Usb Port; Environmental Requirements

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USB Port
Item Specification
Universal HCI USB 2.0/1.1
USB Class Support legacy keyboard for legacy
mode
USB Connectors Quantity 4 ports for rear I/O
4 ports for front daughter board
2 ports for 3.5’’ card reader module
Environmental Requirements
Item Specification
Temperature
Operating +5°C ~ +35°C
Non-operating -20 ~ +60°C (Storage package)
Humidity
Operating 15% to 80% RH
Non-operating 10% to 90% RH
Vibration
Operating (unpacked) 5 ~ 500 Hz: 2.20g RMS random, 10 minutes per axis in
all 3 axes
5 ~500 Hz: 1.09g RMS random, 1 hour per axis in all 3
axes