A backlight module includes a light source and a light guide plate. Such a network switch can receive a cable directly, rather than requiring an intermediate patch panel, and therefore can simplify either an interconnect or a cross-connect telecommunications system. Polysaccharide compositions include those isolated from Ganoderma lucidum. The spoken confirmation comprises the set of values and possibly pause associated with each value. Further, the inner peripheral surface of the sleeve has an inclined surface extending in the circumferential direction thereof.