LokSound 5 Sound and DCC Control Decoder by ESU is a great choice for HO, S and O Scale locomotive models. LokSound 5 is a true multi-protocol decoder. It supports DCC as well as Motorola, Selectrix and M4 systems. It offers a choice of 14 through to 128 speed steps, two and four-digit addresses in DCC format and up to 32 functions. On RailComPlus(R) systems the decoders register themselves automatically on command stations equipped with the feature. Despite its compact dimensions of only 1-3/16 x 5/8" 30 x 15.5mm it is equipped with a dual speaker output and is supplied with an 11 x 15mm sugar cube speaker and enclosure. Like all products of the LokSound family the LokSound 5 is a true multi protocol decoder. It supports DCC as well as Motorola, Selectrix and M4. Of course it supports 14 through to 128 speed steps as well as 2 and 4 digit addresses in DCC format and up to 32 functions. Thanks to RailComPlus the decoders register themselves fully automatically on suitable command stations.