Sale Digitrax Digitrax EVOXD DCC Evolution Express Advanced 5A/8A Duplex Starter Set Digitrax EVOXD DCC Evolution Express Advanced 5A/8A Duplex Starter Set Everything you need to get started with Advanced Digitrax Command Control. Evolution is perfect for most home and club layouts wanting Duplex Radio control out of the box. It... $655.00 $509.99 Add to Cart Add to Wish list Compare