Spy Tec can supply you with all the hardware and software technology to keep up with what activity is happening on a computer. For example, we carry the USB or PS2 key logger for tracking conversations via computer. The NEW Spy Cobra is an amazing new device that you can even use on laptops. Additionally we carry a USB DVR and 4CH video surveillance card for your computer which can instantly turn your computer into a complete four camera security surveillance system without spending thousands of dollars.