Perfect for the nonspeaker! Our Step Talking Sequencers are perfect for the non-speaking adult or child. It allows the user to express a sequential series of your pre-recorded messages (300 second total). The sequencer allows people with even the most limited communication skills to carry on a simple conversation. Ideal for a number of different purposes including sequencing, testing, directions, multiplication, memorization, medical instructions, storytelling and sing-alongs. Size: 11" x 4½" x 2". Requires 4 AA Batteries.