All the audio recordings have been made by native speakers, some of whom like Alfred "Bud" Lane are among the last fluent individuals in their native tongues.
Once this signal is accepted in the receiver, it can then be decoded into its native format including Dolby Digital Plus, Dolby TrueHD and DTS HD Master Audio.
Heymann began his career in his native city of Frankfurt, as an export advertising and promotion manager for Max Braun AG, a manufacturer of audio equipment, household appliances and electric shavers.