Here are urls for demos: http://www.vocaloid.com/demos/MicroOrche_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/Vocaloid_for_you_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/kimi_no_uwasa_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/mahou_no_kurukuru_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/partyline_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/thepoint_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/totoumi_koiuta_128.mp3 http://www.yamaha.co.jp/product/vocaloid/demos/yukigeshiki_128.mp3 There are also the following files from zero-g site but have no urls now: LOLA_Demo_1_Little_Bird.mp3 LOLA_Demo_2_Bach_Vowels.mp3 Some of the demos seems to have also a human singer. The one which sounds worse is the vocaloid. Regards, Juhana