This is a Micro Engineering 42-103 HO Scale Code 70 3 Point Track Gauge

Here is an USA Trains 12113 Amtrak Extended Vision Caboose #52650 - Metal Wheels

The Trainz SKU for this item is P12313562

The Trainz SKU for this item is P12353863

and the volume can be set with the built-in potentiometer

Athearn 29239 HO Scale Burlington Northern Santa Fe C44-9W Diesel Engine #1096 ProductID_12242098 This is a Micro EngineeringKey Features Gullwing cabStandard snowplowNose door with windowLeslie S3LR air hornLarge Sinclair antennaLong short short grilles, Sunshades, Mirrors, 4,000 gallon fuel tank Fully assembled and ready to run out of the box. Roadname specific details Painted and printed for realistic decorationHighly detailed, injection molded bodySee through cab windowsSee through radiator fansSee through dynamic brake fans if applicable Separately applied horn