【Compatibility】: DTC garage door remote works with any linear or Moore-O-Matic delta 3 system radio receiver(DR, DR3A, DR-2, DR-4, DRA, DRA-4, DRM, DRQP, GRD, and GRD-2 etc) on the 310MHz with 8 DIP switch and replaces the models of remote (linear delta 3: DT DTA DT2A DT4A DT3+1 DTD DT2D DTC DNT00002A DNT00017A DNT00026 Mini-T Ladybug LB-B, moore-o-matic: all 8 code switch models, stinger&firefly: 310 etc). You just make sure your existing remote has 8 dip switches and 310 Mhz frequency..【High-quality】: DTC 8 dip switch garage door remote is produced by a professional manufacturer. Each remote control is strictly tested at the factory. Stable performance, long service life, durable battery, and high-quality ABS alloy plastic bring you a good experience..【Easy to program】: DTC 8 dip switch garage door remote with 256 selectable codes is very easy to program and you just match the 8 on/off dip switches inside the unit to your existing remote or receiver. This item comes with a detailed programming manual. (Note: The DIP switch may needs to be set to the opposite position of the old remote control or receiver DIP switch. Please see the instructions for details.).【Easy to use】: DTC 8 dip switch garage door remote with removable visor clip is easy to use and requires simple one-button setup. With this one-touch design, you can quickly access your garage at home or at work. One pack comes with two garage door opener remotes and you can give the other remote to family in need..【Good after-sales service】: If you have any questions, please feel free to contact me and I will try my best to give you a satisfactory answer. For any reason you are not satisfied, you can request a full refund or a free replacement. We always provide a 1 year replacement warranty.