Soundtraxx 886003 TSU-21PNEM Tsunami 2 Electric Locomotives [DCC & Sound 21 Pin NEM Decoder] HO Trucks Selectable sound effects to fit

Selectable sound effects to fit most operating preferences: Select from popular prime movers and exhaust chuffs

and couplers

Work with Only Whisker® Couplers

Curved jaw surfaces prevent kinking of the trip pins when bending or straightening

Soundtraxx 886003 TSU-21PNEM Tsunami 2 Electric Locomotives [DCC & Sound 21 Pin NEM Decoder] HO Trucks Selectable sound effects to fitSoundtraxx TSU 21PNEM Tsunami 2 Digital Sound Decoder Electric Locomotives 21 Pin NEM The TSU 21PNEM is a 1 Amp digital sound decoder with six function outputs designed for easy plug in operation when mated to a 21 pin NEM connector. Tsunami2 leads the industry in processing power with a 32 bit processor that provides the necessary horsepower to support 28 functions, 16 polyphonic sound channels, tons of sound and lighting effects, and advanced motor