The WS-100E is a portable, easy-to-use kit allows you to take the guesswork out of your wireless bid with a quick and accurate to survey. You can easily determine if repeaters will be needed, and if so, determine the optimum location for each. Kit will survey up to 16 devices, providing real time survey information. Using this Cornell site survey tool you can see, hear, and demonstrate live range and performance of the wireless network at the actual installation location.