Features: Ergonomic Design--Beautiful and luxury design, More meet the hands, stylish and silk smooth touch. anti-skid, comfortable and portable, let you enjoy the great fun for gaming. BT 2.4G Wireless Transmisson--Comes with 2.4G wireless receiver, you do not need to install the driver. Pairs wirelessly with your Android smartphone. The powerful transmitter instantly sends commands to your device without delay. BT enabled for 0-8m range. 4cm-8.5cm Width Flexible Holder--Lock arm attaches your smartphone directly to the controller with perfect view angle. Since the connection is wireless, you can enjoy gaming without having to hold your device. Precision Control--Portable controller delivers precise responsive control, 360 dual clickable analog sticks, shoulder buttons and triggers, four action LED buttons, a directional pad, and so on to deliver greater precision than your mobile device's touchscreen. With Turbo Function--Which enable game action more quickly and strongly.(This function can be used under Android and Windows devices only) With Multi-media Player Function--It can be used under mouse mode, like Volume+, Volume-, Play, Pause, Forward, Next. Wide Compatibility--Smartphones/tablets PCs/smart TVs/set top Boxes/PCs(Both Windows and Mac OSX systems are equally support) No Need Rooting--Work with emulators without rooting, function with any emulator that supports key mapping, FC simulator, GBA emulator, arcade emulator, SFC simulator, N64 emulator, etc. Exquisite life is just in the palm of your hands.