Starfleet communicator device was used for voice communication and emergency signaling.</br>Palm-sized replica is about 2" x 3.5".</br>Push the buttons for authentic sounds and light displays.</br>48-pg. illustrated booklet on the history of communicators.</br>Includes batteries.</br></br>Product Description</br></br><div>The communicator is used for voice communication and serves as an emergency-signaling device for Starfleet. This kit includes a replica of the iconic communicator, which features light and sound, and a 48-page book on the history of communicators, complete with full-color photos.<BR></div></br><br/>http://www.amazon.com/gp/product/0762459336