The HP-1330 is a smaller version of our regular Force Sensing Resistor. The two-button device offers the versatility and convenience of the Force Sensing Resistor but in a compact version to suit the needs of industrial laptops and workstations. Like all of iKey’s products, the sealed design means the HP-1330 is dustproof, waterproof and non-corrosive. Features OEM Kit: PCB, rubber overlay, and cable USB and PS/2 configurations available - See more at: http://www.ikey.com/product/hp-1330-4/#sthash.SL6AcaMK.dpuf