... grade: Bluetooth 2.1 edr class 2Support: Andriod OS. Symbian OS, XP OS. Apple OSWorking distance: S10metersBuilt-in Lithium polymer battery capacity ... devices as follows:iPad:iPad,iPad2,New iPad,iPad4,iPad mini iPhone:iPhone5,iPhone4S,iPhone4,iPhone3GS,iPhone3 iPod tuch & iPod ... tuch3,iPod tuch2,iPod nano7 Mac:MacBook,iMac,Mac mini,Mac Pro,Smartphone,Tablet PC,notebook,Other Bluetooth devices ...