As headsets go it feels comfortable, lighter than many gaming headsets, but the battery is clocked for two hours of full use or up to eight hours on a "typical usage profile".

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This report identified the Green Dot Prepaid Card and the American Express Prepaid Card as being the best choices for these options, respectively, primarily because of their low costs for typical usage.

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When it's put through tests that simulate typical vehicle usage-30, 000 starts and stops, sudden accelerations, and temperature and elevation extremes-tiny holes begin to show up in the membrane, reducing the power of the system.

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Ford and its business associates worked with researchers from Georgia Institute of Technology to create a computer model that calculates the electricity usage of a typical single family in their home for one year and the associated savings with moving to an energy-efficient lifestyle.

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Google and Facebook operate at a Power Usage Efficiency (PUE) of 1.02-1.2, while typical enterprise datacenters operate at 1.6 or above.

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