This is a Lionel 2123100 Christmas Express LionChief O Gauge Train Set with Bluetooth

Here is a MTH 20-20145-1 O Gauge New Haven U25B Diesel Engine #2519 w/PS 2

Trainz Product Id: 12301059

with no breakable plastic parts on the ends of the tracks

Trainz Product Id: 12556620

Broadway Limited 6732 HO SP EMD NW2 Diesel Locomotive with Sound/DC/DCC #1945 ProductID_12504927 This is a Lionel 2123100This is a Broadway Limited 6732 HO SP EMD NW2 Diesel Locomotive with Sound DC DCC #1945. Paragon4 Sound & Control System featuring ROLLING THUNDER, Integral Dual Mode Decoder with Back EMF for Superb Slow Speed Operation in DC and DCC, Precision Drive Mechanism Engineered for Heavy Towing and Smooth Slow Speed Operation, Can Motor with Skew Wound Armature, All Wheel Electrical Pick up, ABS Plastic Body with Diecast Chassis, Premium Caliber Painting,