Sound > Yes - Tested & Works

O Gauge 3-rail Lionel/williams Arr Alaska Rs-11 Freight Train Set With Diesel
O Gauge 3-rail Atlas 6806-1 Prr Pennsylvania Sd35 Diesel #6018 With Tmcc & Sound
O Gauge 3-rail Mth Rail King 30-1301-1 Nyc 4-8-2 L3 Mohawk Steam #3009
O Gauge 3-rail Mth Rail King 30-1198-1 Nyc Railroad 4-6-4 Hudson Steam #5427
Ho Intermountain 49030s-04 Nyc New York Central F7a Diesel #1821 With Dcc & Sound
O Gauge 3-rail Lionel Jlc Series 6-38081 C&o 2-6-6-6 Allegheny Steam #1650
O Gauge 3-rail Lionel 6-8163 Ont Ontario Northland Sd18 Diesel #8163 -unpowered
O Gauge 3-rail Mth Rail King 30-4140-1e Vt Virginia & Truckee 4-6-0 Steam #4
O Gauge 3-rail Lionel 6-28077 Up 4-6-6-4 Challenger Steam #x3983 Does Not Run
O Gauge 3-rail Lionel Jlc Series 6-38081 C&o 2-6-6-6 Allegheny Steam #1650
O Gauge 3-rail Lionel 6-11934 Virginian Rail Rectifier Electric 2329 Freight Set