Red Dot Award winning design??unique alloy housing with "crew thread"bluetooth3.0+EDRcompatible with all bluetooth enabled devicealso come with a 3.5mm jack connect any device with it</br>Upgraded version restock on 7th Jan 2014 New features : 1 Upgraded to Bluetooth version3.0+EDR more stable connectivity and faster response rate.  2 Press button instead of slide button easier to operate  looks even more stylish  3 Super enhanced bass make the bass stronger then ever( tear the plastic film off the bottom of the speaker place on wood table or desk gives you the best BASS effect)   4 Changed the speakers Bluetooth paring name to: S-cannon. 5Cancelled annoyed voice announcement</br>built-in hands free function anwser your call without delaybuilt-in TF card slot support MP3 music play</br>built-in  rechargable li-ion battery up to 5 hours playing time depend on the volume500 recycle charging</br>3W speaker with enhanced bass 40mm speaker driveroffers high quality sound from its tiny body</br></br>Product Description</br></br><b>Roker Sound Cannon Upgraded?version?restock?on?7th?Jan?2014???New?features?: </b> <p></p> <p>1???Upgraded?to?Bluetooth?version3.0+EDR???more?stable?connectivity?and?faster?response?rate. </p> <p>2???Press?button?instead?of?slide?button???easier?to?operate????looks?even?more?styl