Captain America: Civil War Iron Man Helmet Bluetooth Speaker You can't be a hero without an awesome theme song! Provide your own background music with the Captain America: Civil War Iron Man Helmet Bluetooth Speaker. The Bluetooth speaker wirelessly streams audio anywhere from up to 30-feet. Providing powerful sound performance, it also allows you to answer and end speaker-phone calls. The speaker lights up when it's in use and includes a rechargeable lithium-ion battery. Includes 1x 3.5 MM AUX/USB cable.