<p>•USB Connector <br />•22 Keys <br />•2 USB Hubs (for low power devices; mice, USB memory sticks) <br />•Easy access to essential keys such as: - Tab, Escape, Backspace - and also frequently needed symbols:, ( ) % $ Y L E c - 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 +/- 00 and = keys  </p><p>***Not compatible with the Goldtouch for Mac Keyboard.  Do Not Plug your USB Goldtouch Keyboard into the USB Keypad.  Your PC will not recognize it.</p>