MRC AD310 DECODER HO SCALE MRC AD310 DECODER with NMRA DCC Connector HO scale Designed for HO scale Maximum current: 1 Amp Programmable up to 127 (1~127) locomotive addresses Programmable start voltage Programmable acceleration rate Programmable deceleration rate Directional lighting control for front and rear lights at 0.3 Amp rate Programmable 28 or 14 step operation modes Compatible with NMRA DCC standard and approved by NMRA Complies with the Part 15 of FCC