SOONHUA Foldable Wireless Bluetooth Keyboard Ultra-Slim Mini Keyboard with Cell Phone Holder Function for iOS Android Windows Tablets COMPATIBILITYWorks well with all Bluetooth enabled devices with IOS (iPhone 6S, 6S Plus, 5S,4S,iPad Pro), Android(Samsung galaxy S7 S6 edge S5 S4 S3) or Windows system, To pair the device, simply press the Fn + C keys-Operating range of up to 10 meters. MINI SIZE Convenient and lightweight pocket sized, tri-folding bluetooth keyboard, perfect for travel-When folded, the keyboard is smaller than an iPhone 6 Plus ALUMINUM MATIRALMade with aircraft-grade aluminum for superior durability.American broadcom bluetooth 3.0 chip for high speed connection and signal distance up to 33ft PHONE STAND FUNCTIONMultifunction bluetooth keyboard leather case, serve as a protective shell, also as a stand holder for your phone, tablet pc after being folded BATTERYBuilt-in 200mAh rechargeable Li-polymer battery, works for up to 84 hours of effective usage time.