The SmartKom corpora were produced at BAS in the years 1999 to 2003 within the SmartKom project which was funded by the German Ministry of Education and Science. The corpus consists of multi-modal recordings ('sessions') of 224 persons in a Wizard-of-Oz setting. Release SKAUDIO 1.0 contains all audio channel recordings of the SmartKom corpora SmartKom Public (cf. ELRA-S0136), SmartKom Home (cf. ELRA-S0316) and SmartKom Mobil (cf. ELRA-S0317). Main technical features of release SKAUDIO 1.0: • Technical setup: Public, Home, Mobil • 224 users • 448 recording sessions • Contained modalities: o Audio in 10 channels • Annotations: o Transliteration o 2D gestures o User states in three modalities o Turn segmentation • Documentation, TechDoks and publications • All annotations compatible to the “BAS Partitur Format” (BPF)