Pai ceea ce cauti tu este muzica ambientala, chillout. Dai un search pe Youtube. Uite niste exemple random:
http://www.youtube.com/watch?v=TKGNMRQelUc&feature=related
http://www.youtube.com/watch?v=_yey6vKSnH0&feature=related
http://www.youtube.com/watch?v=_yey6vKSnH0&feature=related