The OnLingo Spanish CD Set Levels 1 Thru 4 contains a comprehensive language course for learning Spanish. With a total of 12 CDs included, this set provides an immersive and interactive way to study the Spanish language. Developed by the brand OnLingo, this course offers a structured approach to language learning with a focus on practical communication skills. Perfect for individuals looking to enhance their Spanish language abilities, this CD set is a valuable resource for learners of all levels.