9 Computer software for analyzing baseball bat swings; computer application software for mobile phones for analyzing baseball bat swings; downloadable computer software applications for analyzing baseball bat swings; computer hardware and computer peripheral devices; computer hardware for analyzing baseball bat swings, namely, baseball bat swing aids, namely, electronic baseball bat swings analyzer with voice feedback for the purpose of improving baseball bat swings by tracking the trajectory of baseballs, actual bat movement and shaft of baseball bats; optical apparatus and instruments, except for glasses and photographic apparatus, namely, optical inspection apparatus and optical mirrors; multiple purpose cameras; precision measuring apparatus in the field of baseball, namely, an electronic sensor attachable to a baseball bat for measuring swing tempo, swing angle and swing plane of the baseball bat by analyzing the player's stance, motion of back swing and downswing, and swing speed; Precision speed measuring apparatus for baseballs; Precision apparatus for measuring the swing speed of baseball bats; eyeglasses; Mathematical instruments, namely, calculating machines; mechanisms for coin-operated apparatus; fire extinguishing apparatus; electrical power distribution units; electric audiovisual teaching apparatus, namely, electronic sports training simulators that incorporate LED displays; electric audio and visual apparatus and instruments, namely, audio mixers and recorders, audio circuit boards, audiovisual receivers, audio speakers and electric audio playback units; electronic apparatus, namely, LCD large-screen displays, electronic indicator boards and image display projectors, namely, photographic projectors and projection screens; computer hardware for telecommunications; telecommunications transmitters; electronic telecommunications equipment, namely, transformers, baluns, and electric cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; video game cartridges; sports whistles; protective helmets; prerecorded audio electronic media devices featuring music; pre-recorded electronic media devices excluding computer software, featuring non-musical subject matter, namely, pre-recorded DVDs featuring baseball instruction; pre-recorded electronic media devices featuring baseball instruction; educational CDs relating to baseball featuring baseball instruction; educational DVDs relating to baseball featuring baseball instruction; CD-ROMs relating to baseball featuring baseball instruction; consumer coupons downloaded from a global computer network; downloadable electronic publications in the nature of magazines in the field of baseball; downloadable electronic publications in the nature of books, magazines, manuals and newsletters relating to baseball; baseball simulators, namely, electronic sports training simulators in the field of baseball