Features: 1.Support: Support for iOS, for Android, for OS and for Windows operating system with BT function together, compatible with tablets and laptops. 2.Shortcut: With the help of practical shortcut keys, you can control the application with just one button, thereby improving your work efficiency. 3.Quiet: Comfortable and quiet typing, soft spoken, low key keys bring a new level of comfort to your fingertips. 4.Wireless Connection: Advanced BT technology provides a wireless cable connection with a working range of 10 meters. 5.Power 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. specification:Item Type: Wireless Keyboard Material: ABS BT Version: V3.0 Transmission Distance: 10m Number of Keys: 102 Keys Battery: Lithium Battery Battery Capacity: 300mAh (Built in) Color: Silver System Support: for IOS/for Android/for Windows/for OS Note: Multimedia Keys Are Not Fully Compatible with OS System PackageList: 1 xWirelessKeyboard 1 x Data Line 1 x User Manual