Features 4 digit LED display Knob with Potentiometer for speed control Support for 29 functions Up to 6 recalls Control individual Accessories Control Macros Important Note: The Cab06p will operate properly with all Power Cabs, SB3 and SB3a Systems. If you have a PH Pro, PH10, CS02 or PowerHouse system, you need to install the included eprom chip for the CAB06p to operate properly. Intermediate Cab with 4 digit LED display, potentiometer, 6 loco recall capability