Wearable technological devices being smartwatches; Downloadable smartphone software for heart pulse monitoring; Mounts for PC tablets; Smart headphones; Mobile phone covers; Installation trays adapted for mobile phone screen protectors; GPS tracking devices; MP4 players; Radios; Earphone accessories, namely, earphone cushions, earphone pads, earphone cases, and earphone extension cords; Global positioning system (GPS) apparatus; CD players; Tape recorders and players