This is Digitrax TF4 DCC Quad Function Decoder w/ Transponder

and in some cases

Trainz Product Id: 11505257

Dimensions: 3-1/2 x 3-7/8 x 6-5/8 (8

Trix 22964 HO Raaber GYSEV Class 182 Electric w/Sound & DCC #91430470505-8 LastUpdated_20260508000143 This is Digitrax TF4 DCCThis is Trix 22964 HO Raaber GYSEV Class 182 Electric w Sound & DCC #91430470505 8. Features includes the locomotive has an mfx digital decoder and extensive sound functions. It also has controlled high efficiency propulsion. 4 axles powered. Traction tires. The triple headlights and dual red marker lights change over with the direction of travel, will work in conventional operation, and can be controlled digitally. Maintenance free warm white and red