Please Note: 1. First row F1-F12 are designed for APPLE use only. Some F-keys might not work for Windows base or Andorids. 2. Third Party, Not made by apple, same high quality. System Requirement: Ipad Pro , iPad 1, iPad 2, iPad 3rd, iPad 4th Generation,ipad air 5, iPad mini, ipad mini 2 3 4 , iPhone 6, 5th, 4, 4S, 3G or 3GS Windows OS (Windows XP, Windows Vista, Windows 7). Package Include： 1 x Wireless Bluetooth Keyboard (ipad is not included) . User Manual: 1. Please notice the place of anode and cathode when put in the batteries. And use new battery to test. 2. How to connect the blue tooth? Turn on the power.Then click the Bluetooth button in the edge of the keyboard. Please press the black button on the back of the keyboard for about 5-10 seconds, it's very important. Open the Tablet Bluetooth Search when the Bluetooth lights twinkling.Click the bunch of English instruction in the tablet.You will be prompted to enter your PIN No.Then enter the PIN No.on the tablet. Press the Enter key on the keyboard.