The USB Numeric Keypad Hub lets you to do all your calculations from the keypad. The keypad has all the functions that will help you work efficiently in Excel spreadsheets. It provides easy access to these essential keys:
1. Tab, Escape, Backspace and symbols : , ( ) % $ Y L E c \
2. Calculator functions such as: MS M+ MC MR will make the use of MS calculator much easier as will the Clear (Esc) CE (Del) Backspace +/- and =