Keystone/Heddolf International offers a variety of radio controls that are compatible with most major brands. Featured are our most popular remote controls and accessories. OTHER MODELS ARE AVAILABLE! ***ALL KEYSTONE TRANSMITTERS WORK WITH LEARNED CODE TECHNOLOGY BUT NOT THE ROLLING CODE TECHNOLOGY.*** If you do not see the product you require or need additional information, contact us at (800) 654-7084.  C220-390 MHz LiftMaster Compatible Garage Door Opener Transmitter C220-390 MHz LiftMaster Compatible Garage Door Opener Transmitter $ 17.50  D220 -ESP Micon Compatible Transmitter D220 -ESP Micon Compatible Transmitter $ 17.50  G220-Genie Compatible Garage Door Opener Transmitter G220-Genie Compatible Garage Door Opener Transmitter $ 17.50  L220- Linear Compatible Garage Door Opener Transmitter L220- Linear Compatible Garage Door Opener Transmitter $ 17.50  M219-MultiCode Compatible Garage Door Opener Transmitter M219-MultiCode Compatible Garage Door Opener Transmitter $ 17.50  M220-MultiCode Compatible Garage Door Opener Transmitter M220-MultiCode Compatible Garage Door Opener Transmitter $ 17.50  O219 -Overhead Garage Door Opener Mini Transmitter(340MHZ O219 -Overhead Garage Door Opener Mini Transmitter (340MHZ) $ 17.50  O219 -Overhead Garage Door Opener Mini Transmitter(360MHZ O219 -Overhead Garage Door Opener Mini Transmitter(360MHZ $ 17.50  O219 -Overhead Garage Door Opener Mini Transmitter (390MHz) O219 Overhead Garage Door Opener Mini Transmitter (390 MHz) $ 17.50  O220/340 MHZ -Overhead Garage Door OpenerTransmitter O220/340 MHZ -Overhead Garage Door OpenerTransmitter $ 17.50  O220/360 MHZ -Overhead Garage Door OpenerTransmitter O220/360 MHZ -Overhead Garage Door OpenerTransmitter $ 17.50  O220/390 MHZ -Overhead Garage Door OpenerTransmitter O220/390 MHZ -Overhead Garage Door OpenerTransmitter $ 17.50  P219-1 -Allstar Compatible Mini Transmitter P219-1 -Allstar Compatible Mini Transmitter $ 17.50  P219-2 -Allstar Compatible Mini Transmitter P219-2 -Allstar Compatible Mini Transmitter $ 20.00  P220-1 -Allstar Compatible Transmitter P220-1 -Allstar Compatible Transmitter $ 17.50  P220-2 -Allstar Compatible Transmitter P220-2 -Allstar Compatible Transmitter $ 20.00  P220-3 -Allstar Compatible Transmitter P220-3 -Allstar Compatible Transmitter $ 25.00  P294 Allstar Compatible Receiver P294 Allstar Compatible Receiver $ 27.50  S219-- Stanley Compatible Garage Door Opener Transmitter S219-- Stanley Compatible Garage Door Opener Transmitter $ 17.50  S220-Stanley Compatible Garage Door Opener Transmitter S220-Stanley Compatible Garage Door Opener Transmitter $ 17.50