Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, MP3 MP4 players, personal digital assistants, GPS, tablets, e-readers, laptops, digital music and movie players; Earphones and headphones; Loudspeakers, car speaker in the nature of loudspeakers for automotive audio systems, car audio speakers, headphones, microphones and CD players; Music headphones; audio speakers; computer peripherals, namely, keyboards, mice, trackballs, network transmitter of electronic signals, USB hub, and wireless electronic controllers all for use with consumer electronic equipment, namely, cell phones, MP3 MP4 players, personal digital assistants, GPS, tablets, e-readers, laptops, digital music and movie players; computer software for reproducing, processing and streaming audio, video and multimedia content; computer software for controlling the operation of audio and video apparatus and for viewing, searching and/or reading sound, video, television, films, photographs and other digital images and other multimedia content; digital electronic apparatus, namely, computer hardware for recording, classifying, transmitting, receiving, processing, reading and viewing, and examining texts, data, images, audio and video files and computer software for use in audio control management; audio, video and radio receivers; audio and video recorders; Wireless network receivers and transmitters for use with computer, television, tablet, and cell phones; audio and video media players, namely, CD, DVD, multimedia and Mp3 players; radios; docking stations for computer, cell phone, tablet, and media players. electrical and electromagnetic signal transmitting, amplifying, receiving, and converting devices, namely, electric cables, electric wires, electrical connectors, and control devices in the nature of digital audio control for use with electrical, electronic, and computer devices