8Bitdo Ultimate 2.4G. Device type: Gamepad, Gaming platforms supported: Xbox, Gaming control function buttons: D-pad, Menu button, Power button, Start button. Transmission technology: Wireless, Device interface: Bluetooth, USB connector: Micro-USB A. Colour of product: Pink, Housing material: Plastic. Power source: Rechargeable battery, Battery type: Built-in, Battery technology: Lithium-ion (Li-ion). Supported mobile operating systems: Android.