<br><b>Dear customer, </b> <br>This is 1pc EASYGUARD brand EC003N-V-1 PKE car alarm system with PKE-Passive keyless entry, remote engine start & keyless go function. <br> <br><b>Compatibility: <br>The item can work with most DC12V gas cars on the market. <br>But not work with cars with double pulse locking or unlocking signals, also not compatible with cars with push start button already, not work on vans, not work with Diesel cars, not work with luxury cars. </b> <br> <br>Difference between EC003N-V: B071FFJQ3P: There is no siren in this kit, but EC003N-V is with siren. you can buy an extra siren (like ASIN: B077BYMGX4) if you prefer or buy EC003N-V directly. <br> <br><b>Important: <br>This item required to be installed by a professional car alarm installer. Wiring diagram is available for reviewing upon request. <br>You need to unlock/release/remove the steering lock if there is one in your vehicle while installation this item. <br>If your car is diesel car with engine starting time more than 3 seconds, please buy an extra timer delay switch. <br>An extra bypass module is required if there is a chip immobilizer in your factory OEM key fob. Can work with most universal bypass module like ASIN: B07NSLPBG7 or B00MEHBVIC, but not work with CAN BUS or DATA style bypass module. </b> <br> <br>Come with English user manual & installation guide. <br> <br><b>Main feature: </b> <br>1. Arm/lock <br>2. Disarm/unlock <br>3. Panic mode <br>4. Push button start/stop <br>5. PKE-Passive keyless entry <br>6. Remote engine start/stop <br>7. Remote trunk release (Extra trunk release solenoid kit like ASIN: B00N4RP8VM may require) <br>8. PKE on/off setting <br>9. Illegal door opening/ACC triggered <br>10. Central door locking automation <br>11. Emergency override <br>12.Emergency disarm & start the car <br>13.Start the car in cold weather or other special situations <br>14.Reset switch & programming method <br>