Communication applications and devices, namely, computer software for audio enhancement, interoperability of headsets and computers or phones; computer hardware; phones, namely, telephones, softphones; headsets for telephones, mobile phones, computers, televisions; PDA's, MP3 players, gaming machines, CD players, radios, televisions; headphones; online indicators, namely, indicator lights to indicate phone is in use; adapters, namely, phone adapters; and parts and fittings therefor