Digi-Code’s Delta 3 Compatible Transmitter lineup features, American made, updated styling in convenient handheld units. They are designed to seamlessly integrate with all existing Linear Delta 3 receivers. They are available in one and two button visor models and a one button keychain model. Another key feature is the ease of access to the transmitter programming dip switches compared to the current Linear Delta 3 products. Proudly manufactured in the USA and backed by an 18-month manufacturer’s warranty.