[Class : 9] Computer Programs, Particularly For Apparatus For Recording, Transmission Or Reproduction Of Sound, Data Or Images; Encoders (Data Processing), Particularly Audio And Video Encoders; Decoders (Data Processing), Particularly Audio And Video Decoders; Apparatus For Recording, Processing, Transmission And Reproduction Of Sound, Data Or Images; Loudspeakers; Headphones.[Class : 42] Scientific Research And Development; Industrial Research In The Field Of Information Technology; Research In The Field Of Information Technology; Services Of An Engineer For Audio Engineering; Technical Consultancy In The Field Of Design And Development Of Speakers, Headphones And Sound Systems; Computer Programming, Particularly For Apparatus For Recording, Transmission Or Reproduction Of Sound, Data Or Images; Computer Hardware And Software Consulting; Development Of Computer Hardware And Software, In Particular For Apparatus For Recording, Transmission Or Reproduction Of Sound, Data Or Images; Maintenance And Installation Of Computer Software.