MRC AD320 DECODER G SCALE MRC AD320 DECODER G SCALE Designed for G scale Maximum current: 2.5 Amps Programmable up to 127 (1~127) locomotive addresses Two accessory functions 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 Dimension: 29.5mm x 55.5mm x 9.5mm