computer software for encoding and decoding of voice and audio signals; analog and digital sound enhancing software for processing, recording, capturing, receiving, transmitting, rendering, and storing voice and audio signals, files, and sounds; audio amplifiers; audio speakers; blank Universal Serial Bus (USB) flash memory drives; built-in wireless audio and video receivers and electronic docking stations for use with electronic book readers, tablet computers, mp3 players, mp4 players, mobil...