Cabinets for loudspeakers; Computer mouse; Data processing equipment, namely, couplers; Distance measuring apparatus; Electronic card readers; Eyeglass frames; Eyeglasses; Measuring instrumentation and apparatus, namely, digitizers; Portable electronic devices for monitoring and analyzing ball movement in sports; Scales; Speed limiters for limiting vehicle engine speed, namely, aftermarket, add-on devices for vehicles in order to limit the maximum speed output of an automobile