Buy from Amazon.com : http://fave.co/1EzcQsL <br /><br />Global Cache WF2CC iTach Wi-Fi to Relay/Contact Closure<br /><br />Product Description : <br />Ultra compact device fits in the palm of your hand for convenient and unobtrusive connectivity <br />Supports multiple simultaneous connections up to eight iPhoneiPod devices can simultaneously control one iTach <br />On board web server for fast and easy setup and configuration <br />Flash upgradeable to accommodate future upgrades in the field
