The Swiss-German SpeechDat(II) FDB-2000 comprises 2000 Swiss-German speakers (992 males, 1008 females) recorded over the Swiss fixed telephone network. This database is partitioned into 6 CDs. The speech databases made within the SpeechDat(II) project were validated by SPEX, the Netherlands, to assess their compliance with the SpeechDat format and content specifications. Speech samples are stored as sequences of 8-bit 8 kHz A-law. Each prompted utterance is stored in a separate file. Each signal file is accompanied by an ASCII SAM label file which contains the relevant descriptive information. The following items were recorded: 3 application words 1 sequence of 9 isolated digits including the hash (#) and the star (*) 1 sequence of isolated digits ? only digits which are not representing in B1 3 connected digits: 1 area code, 1 spontaneous phone number, 1 credit card number (16 or 15 digits) 3 dates: 1 spontaneous date, e.g. birthday, 2 prompted dates 3 word spotting phrases using an application word (embedded) 1 isolated digit 4 spelled words from a list of proper names and cities 1 currency money amount 1 natural number 1 place of education (spontaneous) 1 type of telephone used (spontaneous) 1 query to telephone directory (spontaneous) 2 yes/no questions: one about smoker/non smoker and another about sex gender. 9 phonetically rich sentences 2 time phrases: 1 time of day (spontaneous), 1 time phrase (word style) 4 phonetically rich words The following age distribution has been obtained: 33 speakers are below 16 years old, 565 speakers are between 16 and 30, 623 speakers are between 31 and 45, 442 speakers are between 46 and 60, and 337 speakers are over 60. A pronunciation lexicon with a phonemic transcription in SAMPA is also included.