Cy-Fi Wireless Sports Speaker for Bluetooth- Black; A2DP Bluetooth Compatible ; Use Cy∙Fi with your cell phone, PDA or MP3; Speaker Phone; Use Cy∙Fi as your speakerphone to take calls; Voice Calling; Cy∙Fi enables you to make hands-free calls (if your phone supports it); Remote Controlled- Change the track, volume and playlist settings from your speaker; Mountable -Easily mount Cy∙Fi on your bike, boat, backpack, etc., with the provided hardware; Battery Life- Over 5.5 hours; Wireless Range- 30 feet; Lightweight- less than 4 ounces


