N2QAYA000039 Replacement Remote Control fit for Panasonic LCD Projector No any program needed, only put into brand new battery will work well. Compatible model: PT-EW530U PT-EX600U PT-EX600UL PT-EW630U PT-EX500U PT-EZ570U PT-EZ570UL PT-EW530UL 6451055545 PT-EX500UL Power Supply: 2X 1.5V AAA Alkaline Battery(Not Included) If you are not sure whether this remote is you need, you can contact our customer service, they will give you more professional suggestion.