Wind 3S. Speaker, ready for hiking on the trails, biking on streets, and anywhere else your adventure takes you. JBL Wind 3 is Portable Bluetooth Speaker for Cycles, including two family members: WIND3 and WIND3 Slim version. Both are Bluetooth-enabled speakers, while WIND3 support more playback possibilities such as FM Radio, AUX in, and TF/microSD Media playback. You can choose whatever you like to suit your needs. Clipped onto your backpack shoulder strap, looped on a lanyard/tether, or even docked onto your bicycle handlebars, JBL Wind 3 provides sound anywhere you go. Includes : Dock/Handlebar Mount Wireless Bluetooth Streaming Two different EQ modes IP67 waterproof and dustproof