Model Number: 6-17704

and the oncoming train light on the front can be controlled separately

0 with the Digital Command System featuring: passenger station Proto-Effects

Model Number: 50004210

The Trainz SKU for this item is P11446724

SoundTraxx 881001 Econami ECO-100 1-Amp, 4 Function Sound Control Sounds ProductID_12146535 Model Number: 6-17704This is a SoundTraxx 881001 Econami ECO 100 1 Amp, 4 Function Sound & Control Decoder Steam Sounds. This is the smallest sound decoder, this micro 1 amp, universal style format is ideal for small models with minimal space. It includes an optional capacitor or can be wired to a CurrentKeeper (P. N. 810140) to maintain performance over dirty track and switches. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9)