The Duplicator facilitates the transfer of documents from reader to professor student readers and students to readers Professor player. It allows you to copy to any USB memory any type of audio or video by simply pressing the copy button . This is the perfect tool for podcasting in the classroom. It allows to load audio / video files from a master player in 35 readers students. Each student can then listen to the individual file provided by the teacher. In addition, the Duplicator can transfer 35 audio / video files to the player pupils the teacher. This is the "collection" of audio copies.