multifunctional electronic computer hardware and peripheral devices pairable with a smartphone or other computing device or network for receiving and transmitting information from which to enhance user experience; headphones; headphones for providing language translation; headphone accessories, namely, cases for headphones, covers for headphones, headphone battery chargers, headphone fit adapters, earphone pads, power adapters for headphones, and base stations in the nature of battery charging devices for headphones; downloadable software for connecting, operating, and managing networked headphones; downloadable software for operating headphones and providing language translation