Bachmann 44835 Curved Track w/Nickel Silver Rail & Gray Roadbed - E-Z Track(R) -- 17-1/2" Radius Quarter Section pkg(6) RECSES_2025-12-4_CUR_779 A Class D audio power

A Class D audio power amplifier with upto 3W output powers the speakers

It also has a 2-part sliding roof constructed of metal

Prototype: 3 Swedish State Railways (SJ) type Tbis two-axle sliding roof / sliding wall cars

It is a preassembled unit for crossings and double slip switches with a crossing angle of 22

Bachmann 44835 Curved Track w/Nickel Silver Rail & Gray Roadbed - E-Z Track(R) -- 17-1/2" Radius Quarter Section pkg(6) RECSES_2025-12-4_CUR_779 A Class D audio powerWhether for your first train set or for more advanced layouts Bachmann N Scale E Z Track makes setting up easy. Each section combines track and roadbed into a single piece, with snap fit assembly and plug in wiring to provide instant railroad fun. A hidden locking feature holds sections securely together until you're ready to take them apart. Easy to set up on any surface, including floors and rugs, no special tools, nails or boards are needed. Low