Check the listing for details. Skylink RP-434 Wireless Repeater Increase Range Boost Sensors Signal. Condition: New. Listed at 36.95 USD. Skylink RP-434 Wireless Repeater Increase Range Boost Sensors Signal With the RP-434 AAA+ SkyLink Repeater, you can extend the range of door or gate sensors, transmitters, receivers and control panels. Plus, this accessory is easy to install. The repeater employs SkyLink's security rolling code technology. With rolling code technology, every time you press your remote transmitter, a code is generated that is recognized by the receiver. Rolling code technology generates a different code each time the remote is used to prevent hacking. A repeat, AC adapter and tech specs are included with this repeater. Features:For use with SkyLink AAA+ Smart Center or SkyLink Total Protection System, (with SkyLink AAA+ control panels)Includes repeater, AC adaptor, instructionsEquipped with SkyLink rolling code technologyEasy to set upExtends operating range between two wireless devices