The Four Level Communication Builder is a multiple message speech generating device in four levels. The communicator Includes five window frames in one, two, four, eight and 16 configurations, which allow the teacher to refine communication choices as the student develops new skills. The communicator can retain recordings on all levels when switching back and forth between the window frames. Messages are recorded with a press of a button. Maximum message length is four seconds; total recording time is 300 seconds.
Contents includes:
1 Four Level Communication Builder
4 aa batteries installed
5 keyguards: open,2,4,8,16 locations
1 user's guide