... :2W*2 2.AUX jack and USB charging socke Magic speaker for iphone,mutual inductance speakers for smartphone Function: a,Iphone ... touch 4,and other mobile devices with an external speaker.b,Amplifer speaker of ipod,mp3c, Most of the IOS, equipment and ... two mobile phone supportd,Speaker for mobile devices,such as nokia,samsung,sony ericsson,ecte ...