FTA "FREE TO ANYONE" Receivers The newest doorstop on the market. Remote controle included! Instructions on how to use this product. step 1. unplug Reciever from wall. step 2. place on floor by any door. step 3. close the door and walk away. If product still does't work call this Number 1-800-FTA-HELP someone will get back to you as soon as posible. We apologize in advance to any unsatified custemers. But a good working product takes time to perfect. If there is an upgrade to said doorstop. We will contact you as soon as the upgrade is made.