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Collection of 2008's Gadgets, Goods and Gizmos – part 3 Screen Saver The Eco Monitor is the first LCD that draws zero watts, as opposed to as many as six, while in "sleep" mode. Instead of using an energy-consuming processor to decide when to wake the display, Fujitsu-Siemens created a circuit that automatically turns on when zapped by an electrical pulse from the keyboard. Fujitsu-Siemens ScenicView Eco Monitor $620; fujitsu-siemens.com Flat speaker puts rumble under your seat Acoustic Research FPS 10 Subwoofer Audiovox's 4.5-inch-high sub slips inconspicuously under your couch and fires upward to yield booty-shaking bass in music or re-create ground- 
 shaking explosions in action movies. It packs the power of a bulky subwoofer into a slim case by using a 10-inch speaker to push air against a second 12-inch cone that's big enough to resonate with the very deepest sounds. $500; audiovox.com A Thermostat for Each Room Home Comfort Zones MyTemp The...