Feature 1Support: Support for iOS, for Android, for OS and for Windows operating system with BT function together, compatible with tablets and laptops. 2Shortcut: With the help of practical shortcut keys, you can control the application with just one button, thereby improving your work efficiency. 3Quiet: Comfortable and quiet typing, soft spoken, low key keys bring a new level of comfort to your fingertips. 4Wireless Connection: Advanced BT technology provides a wireless cable connection with a working range of 10 meters. 5Power Saving: The universal wireless BT keyboard uses a built in lithium battery, which can be easily charged via a USB cable, and can automatically enter sleep mode to save energy.Item Type: WirelessKeyboardMaterial: ABSBT Version: V3.0Transmission Distance: 10mNumber of Keys: 102 KeysBattery: Lithium BatteryBattery Capacity: 300mAh (Built in)Color: SilverSystem Support: for IOS/for Android/for Windows/for OSNote: Multimedia Keys Are Not Fully Compatible with OS System .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xWirelessKeyboard1 x Data Line1 x User Manual