【MINI&PORTABLE DESIGN】: This Number Keypad is easy to take with you, so you can work confidently and quickly-wherever and where. | 【BLUETOOTH WIRELESS CONNECTION】: Bluetooth 3.0 technology provides a cable-free & clutter-free connection, 22-Key Bluetooth Numeric Keypad Extensions for Financial Accounting Data Entry for your existing keyboard. Operating Distance: 10 m/33 Feet . This 22 keys number pad will auto connected every time when you turn on keypad bluetooth after you first connected with bluetoot h connectivity technology. | 【22KEYS NUMERIC KEYPAD with SHORTCUT KEY】Wireless keyboard has a number of features, including a calculator shortcut key. | 【COMFORTABLE KEYBOARD】with advanced silent scissors keys provides a smooth typing experience with quick response and good tactile feedback, keeping the office quiet and boosting productivity.15° tilt design is ideal for people who work with computers, accountants, and financial professionals. | 【Widely COMPATIBILITY】:22 Keys Bluetooth number pad is perfect for smartphone, laptop, desktop and tablets, ( Please make sure your device with bluetooth enabled ) Compatible with Windows 2000/ Me/ 98/ XP/ Vista/7 /8 /10, Androids, iOS and OS operation system. 【NOTE: This Numeric pad is NOT fully compatible with Mac OS, Macbook system and Apple iPad iPhone iOS system, Functional Keys can not work, but other number keys work well 】