This speech database contains the recordings of 2000 Catalan speakers who called from GSM telephones and who are recorded over the fixed PSTN using and ISDN-BRI interface. Each speaker uttered around 50 read and spontaneous items. The speech database follows the specifications made within the SpeechDat (II) project. The database was validated by UVIGO. The Catalan-SpeechDat for the Mobile Telephone Network Database was funded by the Catalan Government.