OWEKFIFV

Loudspeakers; Megaphones; Microphones; Acoustic conduits; Audio cables; Cabinets for loudspeakers; Headsets for telephones; Horns for loudspeakers; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; Racks for loudspeakers; Smartphone mounts; Sound recording apparatus; USB hubs; Wireless headphones; Wireless headsets for smartphones