Specifications Battery Included:No High-concerned chemical:None Wear-resistant joysticks:No RGB lighting joysticks:No Hall Effect:No Trigger Button Type:None Compatible Platform:PC,Android Package:No Interface Type:2.4G Model Number:Doubles Game Controller Compatible Brand/Model:PC PC System:Windows 7 Origin:Mainland China Type:Gamepads Certification:None Wireless Connectivity :No more tangled wires! Enjoy the freedom of wireless connectivity with this game controller. • Compatibility with Multiple Devices :This game controller is compatible with Linux/Android phones, Game Box, Game stick, PC, and Smart TV Box. • 2.4G Gamepad Joystick :The 2.4G gamepad joystick provides precise and accurate control for your gaming needs. • Trigger Button Type :The trigger button type ensures that your buttons are responsive and easy to use. USB Doubles Wireless Gamepad with 2.4G Receiver ,Designed for PC, Linux,Android Smart TV, Windows 98/2000/XP/2003/Vista/WIN7 compatible. 【 How to Connect 】 1,lug in the 2.4G receiver on the device and install 2 x AAA batteries on both handles. (This product does not come with batteries). Switch on the handle. 2,There will be an automatic connection function between the handle and the receiver, and the LED on the controller will keep the signal bright: 3,Connect the receiver to the PC and the LED will start flashing rapidly. After the first controller is connected, the LED will start flashing slowly. Once the LED changes from flashing to steady, the second controller will be successfully connected.