Audio signal altering module sold as a component of telecommunication devices for the purpose of enhancing sound quality and improving speech intelligibility, namely, wireless and corded telephone apparatus, namely, audio, radio, and stereo receivers, radio transmitters, and portable and mobile telephones; portable and mobile telephone accessories, namely earphones, vehicular telephone kits comprising speakerphones; portable communication devices, namely, walkie-talkies and speaker capsules; devices and components that produce or generate sound and sound transmissions, namely, electric and electronic apparatus and appliances, namely audio and video recording, reproduction and transmission equipment, namely radios, radio receivers, players and recorders for CDs, mini-discs, MP3 files, DVDs, video cassettes and audio cassettes; loud speaker systems comprised of woofers, tweeters, related circuitry and mid-range speaker cones contained in a cabinet and sold together as a unit; power transformers for amplification of loudspeakers, headphones, earphones and remote controls thereof; television sets; radio receiving sets; radios for automobiles; amplifiers; audio loudspeakers; audio loudspeakers with built-in amplifiers; electronic control units for regulation of sound signals; tape, record or compact disc recorders and players; telephone answering machines; headphones; headsets for use with telephones and computers; wireless headsets for use with telephones and computers; radios; interactive computer games software, tapes and CD's featuring interactive audio books; computer sound boards, namely audio circuit boards; guitar amplifiers; microphones, security systems, namely facilities management software, namely software to control building environmental, access and security systems; intercoms; video game consoles; personal data assistants; musical instrument amplifiers for use with electric pianos, organs, synthesizers, karaoke machines, keyboard instruments; global positioning system (GPS) consisting of computers, computer software, transmitters, receivers, and network interface devices; motor vehicle navigational system, comprising electronic transmitters, receivers, circuitry, microprocessors, cellular telephone and computer software; computers; computer peripherals for reproducing audio and video computer data on television receivers; portable wireless communication apparatus, namely portable televisions equipped with wireless communication appliances which can be used as televisions, telephones, global computer network browsers/viewers and audio/video disc players; personal computers; televisions; telephones; digital audio and video disc players; remote controllers for personal computers, televisions, telephones and digital audio and video disc players; cameras; video cameras; and camcorders