High compatibility: This controller is compatible with different sizes of smartphones or tablets for Android (3. 0 or above version) and iOS (6. 0 or above version). besides, it is easy to connect. Whether indoors or outdoors, you can enjoy the games anytime, anywhere! Bt 4. 0 Wireless connected Type: there are lower interference and more stable connecting signal with BT (4. 0 or above version) wireless connection. And it has about 8 meters working range, which meet your requirement of games better. IOS connect and play Type: designed for phone or tablet games, this upgraded gamepad is easy to operate. Please download the "shooting Plus V3" App for key mapping before playing games. The app QR code is included in the user manual. Feel free to Contact us when you're facing setting issues for each game, we can provide a video operation guide.