The Digital 382 is a two-button remote control that works with Marantec devices at 315 MHz frequency. You can use it to operate two Marantec garage door operators from your car or your keychain. It has a secure multi-bit code technology that lets you program unlimited Marantec remote controls and vehicles. The package includes a visor clip, a programming connector and instructions. This is an original Marantec product that ships the next business day and has a 30 day return policy.