Lionel Christmas Celebration Express O Gauge Train Set with Bluetooth and Remote. Lionel Christmas Celebration Express Electric O Gauge Train Set with Remote and Bluetooth 5.0 Capability will fill your home with holiday magic this Christmas season. This festive set is lead by a 2-4-2 steam locomotive equipped with Lionel’s Bluetooth 5.0 technology followed by a fun holiday decorated tender and is sure to fill your home with holiday magic during the Christmas season. The new Voice Streaming and Recording (VSR) feature allows you to use the Lionel LionChief App to record your own voice and use the recording as a custom train announcement on your engine, or you can stream your voice live through the engine. On/Off switch for smoke, chuff and sound. Opening doors on boxcar. Santa figure on maintenance car. Voice Streaming & Recording (VSR) – Record or live stream your own custom announcements via LionChief App. RailSounds RC Sound System with steam chuffing and background sounds, whistle, bell, and user-activated announcements. Forward and reverse speed control knob. Three buttons to activate horn, bell, and special announcements. Requires three AAA alkaline batteries (not included). Rail Line: Christmas Express. Dimensions: Length: 50 Inches. 14 Years & Up. Assembled Product Dimensions (L x W x H). 17.25 x 17.25 x 9.12 Inches.