D DIGIDYNAM

Acoustic couplers; Audio interfaces; Audio mixers; Audio- and video-receivers; Batteries, electric; Chargers for electric batteries; Earphones; Electrical pickups for use with musical instruments; Equalizers being audio apparatus; Headphones; Loudspeakers; Megaphones; Microphones; Recorded computer operating software; Sound mixers with integrated amplifiers; Sound recording apparatus; Sound reproduction apparatus; Sound transmitting apparatus; Tape recorders