Welcome to our store! [Ergonomic] Controller paddles are ergonomically designed, easy to set up and control, and can be used for major game operations. [Button mapping] Paddles support function key mapping, customize custom button layout, adapt to different game buttons. [Burst function] Support for the back button attachment for turbo burst, say goodbye to "mouse hand", 20 shots per second, invincible. [Simple operation] The back button attachment of the controller is plug and play , easy to install, can save time and effort. [Applicable model] The back paddles of the controller are suitable for PS4 gamepad, no need to change the sound, plug it in and you can use it normally. 100% satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service.