You can't unhear quality

Class [9]
Computer & Software Products & Electrical & Scientific Products

Electronic audio crossovers;Audio electronic apparatus;Electronic units for transmitting audio signals;Electronic audio/video signal distribution systems;Audio players;Audio recordings;Audio interfaces;Audio receivers;Audio amplifiers;Audio equipment;Audio compressors;Audio speakers;Audio recorders;Audio digitisers;Audio equalizers;Audio mixers;Audio recording equipment;Audio mixing desks;Digital audio recorders;Digital audio servers;Audio tape recorders;Digital audio players;Wireless audio speakers;Audio processing apparatus;Audio mixing consoles;Audio mixing apparatus;Audio transmitter units;Equalizers [audio apparatus];Wearable audio equipment;Audio editing software;Multi-room audio devices.