Enjoy riding your bike while listening your favorite music, audiobooks, podcasts and more with the Schwinn® Bluetooth Smartphone Speaker. The speaker lets you wirelessly listen to your Bluetooth smartphone or MP3 player and features a built-in subwoofer for excellent audio performance (smartphone and MP3 player sold separately). A bright cycling LED with a safety blinker helps you stay visible. The internal rechargeable battery lasts up to 8 hours. Includes a charging cable and mounting hardware.