Keystone Heddolf is a leading producer of radio control equipment with 20 years of experience. The transmitters are compatible with the most renowned gate openers, garage doors, and security alarm systems on the market. At a reasonable price and with high quality, it’s an appropriate solution for all keypad, receiver, and transmitter requirements. Two-year warranty with no exclusions, allowing for repair or replacement of any equipment covered by the warranty. Orders for same-day delivery must be ordered by 1 p.m. CST.