Roker&reg; 6.2A / 4-Port USB Charging Station /Portable USB Wall Charger / Travel Charger / USB Power Adapter for iPhone 5 5s 5c 4s 4; iPad Air Mini; Samsung Galaxy S4, S3, Note 3, 2; Google Nexus and More (Car charger) Red Dot Award winning design,unique alloy housing with "screw thread",bluetooth3.0+EDR,compatible with all bluetooth enabled device,also come with a 3.5mm jack connect any device with it 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. 5,Cancelled annoyed voice announcement built-in hands free function anwser your call without delay, built-in TF card slot support MP3 music play built-in rechargable li-ion battery, up to 5 hours playing time depend on the volume,500 recycle charging 3W speaker with enhanced bass, 40mm speaker driver,offers high quality sound from its tiny body