Industry-Leading SOUND Features: -Operates in DC & DCC (use DCMaster for DC Sound) -Record & Play Operation - Records and plays back sounds and movements once or repeatedly for automatic operation -16-bit Sample Rate for exceptional high frequency sound clarity -Playback Whistle for multiple whistle lengths and patterns -Choice of 3 selectable Whistles -Alternate Whistle / Horn where applicable for locomotive with air horn and steam whistle - both the main whistle and alternate can be easily played -Adjustable bell ringing interval for faster or slower bell -Numerous user-mappable functions with available keys -Johnson Bar or Power Reverse Sound at Direction Change -Passenger Station Ambient Sounds - Controlled with Function Key -Freight Yard related radio chatter - Controlled with Function Key -Lumber Yard Ambient Sounds - Controlled with Function Key -Farm related radio chatter - Controlled with Function Key -Crew Radio Communications - Controlled with Function Key -Maintenance Yard related radio chatter - Controlled with Function Key -Demo Mode for display and demonstrations -Grade Crossing Signal - Controlled with Function Key -Simple Programming with Integral DCC Decoder -Automatic Forward / Reverse Signal - When activated, stopping triggers and stop whistle toot. When moving forward from a stopped position, toots twice. When moving in reverse, toots three times. -Chuff sound intensity varies with load -Individually adjustable sound volumes for most effects