51.   Such devices have had infrared from the start and their manufacturers have long boasted about this capability.

52.   Sound quality is good, although the device has an annoying tendency to fade in and out when the caller is dialing a number on a touch-tone phone.

53.   Such a device would have to be an early-response tool because even slight mental problems can be dangerous in space.

54.   Such devices have wires or tubes that penetrate the skin, increasing the risk of infection.

55.   The device has a backlit LCD display screen and an infrared port to exchange data with other Sharp products or the infrared port on a notebook computer.

56.   The device has a convex mirror, about the size of a hamburger bun, mounted by a pen-size stem to the front of the lens.

57.   The device has three settings.

58.   The devices have poles with looped brushes on the end that are slipped over the fan blades to clean the tops and bottoms of the blades at once.

59.   The device has a plug that will fit into most video cameras as well as an infrared controller to run the VCR.

60.   The device has an equalizer switch to tailor the audio to jazz, rock or classical music.