Manhattan Numeric Keypad

&bull; 19 full-size keys including backspace key<br> &bull; Asynchronous number lock function operates independently of computer keypad for faster numeric data entry<br> &bull; Scissor (X-structure) key switches reduce typing noise, improve response & provide low-profile keystrokes<br> &bull; Ultraslim & lightweight for notebook computer users<br> &bull; 3-year warranty;