The Razer Raiju Mobile is a gaming controller that syncs with your mobile device and packed with full-fledged advanced features to give you the ultimate competitive edge. Features Ergonomic Multi-Function Button Layout, Hair Trigger Mode, Sensitivity Clutch Levels, and the ability to switch between wireless and wired connectivity modes. Please see below for customer support contact information: a. US / Canada 1-855-87-25233 (BLADE) b. razersupport.com/contact-us