This Square Wireless Speaker comes with a full-color imprint, so you can really have fun customizing the speaker for your Prom, Senior Party, or Homecoming! And the compact size of the speaker makes it easy to transport anywhere you want to go. Fun and functional tech accessories like this speaker are excellent favor choices for Prom or your Senior Party, or can be used is novelty items in your school store. The speaker measures 3 1/2" square and includes a USB charging cable and black fabric loop for clipping to key chains or bags. A rechargeable lithium battery is also included. The Bluetooth technology of this speaker is easily connected to most devices. Your choice of full-color digital design will be imprinted on the speaker in the location shown.