Offers digital audio content, extensive memory and speech recording capabilities, and real-life photography that connects learning to student experiences. Unit stores recorded speech for up to four users. Features 2 headphone and 2 microphone jacks. This unit comes with Letters, Numbers, Colors and Shapes Card Sets.LED lights accentuate key letters, word parts and words in sync with the audio.Sturdy cards operate using barcode technology that won't wear out. Other card sets are sold separately.Works with individual students or groups of students.Includes AC adaptor or you can use 4 x AA Batteries.Includes portable carrying case.