Includes sleeve and battery charger - For use with Apple iPod touch 4G with iOS 5.0 or later, iPhone 4 and 4S with iOS 5.0 or later, iPod touch 5G with iOS 6.0 or later, iPhone 5, 5C, and 5S with iOS 6.0 or later - HTC Desire S with Android 2.3.3 or later, Sensation with Android 2.3.4 or later - Samsung Galaxy S II with Android 2.3.4 or later, Galaxy Nexus with Android 4.0 or later - LG Google Nexus 4 with Android 4.2 or later - The MI 301 is a module with built-in infrared and radio communication. The MI 301 must be used in conjunction with an Android or iOS-based Smartphone with a Bluetooth connection. The MI 301 has a rechargeable Li-ion battery that must be charged separately