ERATO

Protective helmets; earphones and headphones; headsets for telephones; headsets for mobile telephones; wireless headsets for smartphones; audio speakers; amplifiers; microscopes and their parts; audio processing equipment, namely, limiters and compressors; devices for hands-free use of mobile phones; audio-receivers and video-receivers; media players; digital voice signal processors; wireless transmitters and receivers; wearable computer peripherals; wearable activity trackers; mobile and wearable digital electronic devices for organizing, transmitting, manipulating and reviewing audio files