Terk Technologies LF-IRXRX Extra Receiver for Leapfrog Remote Control Extender (Discontinued by Manufacturer) Converts the infrared signal from a standard remote control into a long-range RF radio signal Operates most audio and video components from up to 120 feet away Remote control extenders use the 418 MHz frequency band Can control virtually any household device that is operated via infrared remote control Commands components through any obstacle, including walls and floors