The Audio Kit is great for a crowd or a little time for oneself. Play music through the speaker to fill the room or listen to music with the wireless earbuds. Recharge both products with the Micro USB to USB cable. PowerBuds and Ari both feature Bluetooth® wireless technology. Audio Kit includes: 1 x PowerBuds: Earbuds with Bluetooth® wireless technology 1 x Ari: Speaker with Bluetooth® wireless technology 1 x Micro USB Cable: 1′ micro USB to USB cable 1 x Neoprene zipper case