Universal 433.92Mhz rolling code 2-channel receiver that is fully compatible with Ditec GOL4, GOL4C, BIXLP2, BIXLS2 and BIXLG4 remotes. The 2 channels of this receive allows you to operate 2 different garage gates and/or other electronics using your original Ditec remote.Parameters:• 433.92Mhz rolling code frequency•2-channel receiver•Memory: Up to 400 remotes!!///INSTRUCTIONS FOR PROGRAMMING RECEIVER: Learning new remotes--> Press "learn 1" or "learn 2" button - Learn LED will go on. Then press the button which you wish to learn on your remote control. Learn LED will start blinking and go off - This means that you have successfully learned your remote to the receiver. Repeat the above steps for other transmitters. Erasing receivers memory--> Press "learn 1" or "learn 2" and keep holding until Learn LED will go off - Once Learn LED is off, it means that you have successfully erased the memory of the appropriate channel. HOW TO CONNECT YOUR RECEIVER: Connect 2 wires of CH1 or CH2 to your control board between: 1) COM and N/O, 2) COM and P/P (Push button) in parallel to Push button. All you need to do is to connect this receiver to your control board by using only 4 wires (2 - for power; 2 - for relay!!!) Note: The abriviations of your board can be different, so follow your manual. VIDEO INSTRUCTIONS FOR PROGRAMMING RECEIVER:--> https://www.youtube.com/watch?v=NfpZvDAadWU&feature=youtu.be ///We are fully committed for 100% customer satisfaction. IF YOU HAVE ANY QUESTIONS ABOUT YOUR PURCHASE PLEASE CONTACT US!