This Terra Transponder TRT 250 D is a top-of-the-line device designed for aviation enthusiasts. With its compact design and advanced features, it is the perfect addition to any aircraft. Made by Terra, a trusted brand in the aviation industry, this transponder is reliable and efficient.

It is ideal for those looking to enhance their flying experience and improve communication with air traffic controllers. The device has a unique design, is easy to install, and comes with a range of useful features. It is perfect for those who want to upgrade their avionics and enjoy the benefits of modern technology.

Been great working order just did a panel upgrade so selling off the old stuff.