1、34 Keys Wireless Number Pad: 17 keys are added on the basis of the standard numerical keyboard. The addition of the 17 keys essentially includes the commonly used numeric processing keys, thus reducing the movement of the hand between the main computer keyboard and the numeric keyboard. 2、Widely Compatibility: Wireless numeric keypad is widely compatible for laptop, computers, for Win, for Android, for OS X systems. It features a powerful system recognition chip that can automatically adjust some key functions to match the operating system of the connected computer. 3、Comfortable Numeric Pad: It provides a comfortable typing experience, quick response and good tactile rebound, keep the office quiet and improve work efficiency. Great for spreadsheets worker, accounting staff and financial officer. 4、Portable and Ultra Slim Design: The bluetooth number pad is lightweight and portable, so it can fit in your computer bag, backpack, pocket, etc. without taking up much space. USB port, plug and play. 5、Bluetooth 5.0 Connection: Bluetooth 5.0 technology provides a wireless connection, the external 34 key full keypad extends your existing keyboard, an operating distance of 10m. Item Type: Bluetooth Number Pad Material: ABS Keys: 34 Keys Bluetooth: 5.0 Working Distance: 10m / 32.8ft Battery Specification: 2 x AAA Batteries (Not Included) Support Systems: for Win, for Android, for OS X Solution: Wireless: for BK3633 QFN40; Screen Drive: for TM1621 SOP48 1 x Bluetooth Number Pad 1 x Receiver 1 x User Manual