The Athearn ATHG65639 GP39 - 2 model train in HO scale is a great addition for train enthusiasts. It features CSX units, some of which are ex - Reading. These locomotives are perfect for local and switching duties. CSX units have unique features like removed nose class lights, different horn setups, and specific patching or repainting details. The road - number - specific features include a replaced CSX K5 chime horn, original Blomberg B trucks, and a unique patched art with a faded paint effect. The locomotive itself is packed with amazing features. It has a heavy die - cast frame for better traction and pulling power. It's DCC - ready with Quick Plug™ technology and comes with a factory - installed SoundTraxx Tsunami2 sound and DCC decoder (for DCC + sound units). The sounds are compatible with both DCC and DC operation. It has a Genesis driveline, directional constant lighting with LEDs, and is accurately scaled from prototype resources. There are also separately applied photo - etched metal and injection - molded detail parts, a detailed fuel tank, and body - mounted McHenry scale knuckle couplers. Sound - equipped models offer additional features such as an onboard DCC decoder with pre - installed SoundTraxx Tsunami2 decoder, sound operation in both DC and DCC, and many customizable functions. In the 1974 - 1984 period, EMD produced the GP39 - 2 for North American railroads, and it played an important role in the locomotive market due to its fuel - economy design. Specifications include DCC equipped, Tsunami2 sound, EMD as the prototype manufacturer, 4 axles, LED lighting, a minimum age recommendation of 14 years, and no assembly required.

Using this Athearn model train is a breeze. First, check if it's the DCC - only or DCC + sound version. For DCC - only units, connect it to your DCC system using the 21 - pin connector. For DCC + sound units, the sound will work in both DC and DCC modes. In DC mode, basic functions like engine, horn, and bell sounds are available, but some functions are limited. You can program multiple unit (MU) lashups to make the train sound unique. When running the train, make sure the track has a minimum radius of 18 inches to ensure smooth operation. As for maintenance, keep the train clean. You can use a soft brush to remove dust from the body and wheels. Check the couplers regularly to make sure they're working properly. If any parts are damaged, replacement parts are available. And remember, this product is recommended for users aged 14 and above.