Loud speakers; horns for loudspeakers; cabinets for loudspeakers; sound reproduction apparatus; sound transmitting apparatus; microphones; audio interfaces; audio mixers; signal processors for audio speakers; digital voice signal processors; portable audio players; sound recording apparatus; blank cd-roms for sound or recording; microphones for telecommunication apparatus; electronic data processing apparatus; electronic calculators; downloadable computer programs for connecting remotely to c...

Interactive on-line training services in the field of education and teaching

PRINTED INSTRUCTIONAL, EDUCATIONAL AND TEACHING MATERIALS FOR COMPUTER EDUCATION AND WEB-BASED TRAINING