Not sure when this type of technology was available but this seems pretty early for RC. What you see is what is included. Sorry, can't find the back to the radio. The item "Vintage 1972 Heathkit RC Plane Car Boat Radio Control & Servos Manuals Parts WOW" is in sale since Tuesday, October 22, 2019.This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicle Parts & Accs\Control, Radio & Electronics\Receivers & Transmitters". The seller is "animalhouse2010" and is located in Arden, North Carolina. This item can be shipped worldwide.