Viper OEM Original - Not Generic - USA Version. Replacement remote control. This is the ultimate 4 button two way 433Mhz replacment remote by Directed Electronics. Utilizing DEI s patented responder technology. This system should only be installed by a professional trained technician. The easy to use LCD remote confirms all commands with icons and text. This is the new second generation viper 2 way remote super code hopping 4 button 2 way transmitter. Guaranteed Original DEI Product in factory sealed package. Blue 4-Button 2-way Responder Remote Control. Pager style belt-clip / holster included. Compatible with select Viper Python and Clifford alarms by Directed Electronics. Compatible with Viper models: 590XV 591XV 690XV 790XV and 791XV. Compatible with Python models: 581XP 680XP 880XP and 881XP. Compatible with Clifford models: RSX1.5 RS2.5X 2.5X RS III and RSX3. Remote Type: Car Alarm. Wireless: Yes. Remote LCD Display: Yes. Dimensions: 8 x 6 x 1.5 .