Soundoff Signal ENGND20001 Blueprint® Input Node & Remote NodeSoundoff Signal ENGND20001 Blueprint Input Node Provides 20 Inputs For Connection To Vehicle Devices, 13 Active High Low Inputs 7 Active High Inputs, Ece R10 Certified Features Provides 20 additional inputs (13 active high low and 7 active high) Connects to bluePRINT 500 Control Systems or Central Controllers through a single wire Provides optional ignition wake up capability for the bluePRINT system Works with bluePRINT 2, bluePRINT 3 or SoundOff