This speech generating device (SGD) allows the user to communicate by giving a series of step-by-step messages. The Step-by-Step Communicator with Levels has 75 seconds of recording time. You may record as many messages in as many levels as you desire within the 75 seconds of recording time. The switch surface is angled and is 2-1/2″ in diameter and 3″ in height. It has an external volume control on/off switch, switch jack with standard 1/8″ plug, a toy/appliance jack to “pair” voice output with an activity, and has a detachable mounting base. Requires a 9-volt battery for operation. It comes in a variety of colors.