Earphones; headphones; loudspeaker systems; loudspeakers; devices for transmission of sounds; wireless communication apparatus; apparatus and instruments for recording, transmitting, reproducing or processing sound; soundbar speakers; wifi and bluetooth speakers; sound reinforcement apparatus; echo sounding devices; sound amplifiers for musical instruments; telephones including digital phones, internet phones, cellular phones, smart phones, mobile phones and video phones; digital tablets, electronic tablets and tablet computers; televisions and television apparatus; computer hardware and computer apparatus; smart watches and watches that communicate data to smartphones; smartbands; smart glasses; battery packs and power banks; electric switch boxes; electric switches, electric wires; electric fuses; electric sockets; switchboards and automatic switchboards
Electrical and Scientific Apparatus