AT-001 is an audio active laboratory that offers a diverse and complete choice of functions. AT-001 is a tool designed and built for teaching and learning foreign languages. this product is designed to enhance oral communication and allow simple linguistic exercises, reproducing typical everyday situations. we use AT-001 to make the common language laboratory a perfect place for communication and exchanging knowledge between teacher and students. The completely graphical 'user friendly' interface makes AT-001 a simple and immediate tool from the first use and lesson with the class. AT-001 is flexible and modular allowing the upgrade and expansion from audio active to audio active comparative, and also to audio visual by adding an external video network, without wasting any part purchased. it can also be connected to an existing classroom computer, in two versions: external box or internal board, depending on the school's.