DSC RFK5501 Keypad Wireless Receiver This DSC RFK5501 Keypad Wireless Receiver is the perfect addition to your home surveillance system. With a contrast ratio of 550:1, this wireless receiver is easy to use and comes with a keypad for added convenience. It is compatible with a variety of devices and has a range of up to 100 feet, making it ideal for both indoor and outdoor use. The DSC RFK5501 Keypad Wireless Receiver is designed for use with homes and businesses, and is perfect for those who want to maintain their security without sacrificing convenience. It is compatible with a range of devices and has a range of up to 100 feet, making it ideal for both indoor and outdoor use. This wireless receiver is easy to install and comes with everything you need to get started, including a keypad and receiver. 20% RESTOCKING FEES AND SHIPPING WILL BE CHARGED. IF ITEM IS FUNTIONAL OR INCOMPLETE. Your feedback is extremely important to us! If you are satisfied with our service please take the time to give us positive feedback. We tremendously appreciate it! We strive for your complete satisfaction. Likewise, if you have any issues, please contact us first, and we promise we will do our best to satisfy your needs and solve the problem. If we resolve your problem, we kindly ask you to still leave us positive feedback. Your kindness will be extremely appreciated!