iHome IDN55SC Portable Speaker System & Dual Charging Dock for iPhone & iPad Docking station charges and plays iPhone, iPad and docking iPod models Compatible with iPhone 3, 4, 5 and 6 and Android devices via USB SRS TruBass sound enhancement Operates on 4 AA batteries or universal switching AC adaptor; ; Dual Charging, Universal voltage Integrated sliding vinyl trimmed protective cover and stand