Scytek GALAXY 5000RS-2W-2 5 Button 2 Way Combo Car Alarm and Remote Engine Start System With 2 LCD Remotes Built-In Parking Light Relay, Programmable (+/-) Lock and Unlock outputs (-) Interior Light Output (-) Two Car Operation with Both one way and two way remote Control Plug-in Dual-Zone Impact Sensor; Mobil ink Compatible (POTIONAL SOLD SEPARATELY) Two Auxiliary Channels with Selectable Output Types Horn out (-) Ship From and Sold by CarAmpAndSpeaker