Easy operation 180 degrees rotation holder stand Hands free Loudspeaker Compatible with iPhone 4S, 4G, 3G, 3GS ... Features & Specification:Easy operation 180 degrees rotation holder stand Hands free Loudspeaker Compatible with iPhone 4S, 4G, 3G, 3GS ... , Yellow, Blue, Black, White Accessory only, iPhone not included Retro telephone headsets for iphone 4