Pyle Upgraded WatchDog Motorcycle  Alarm - Anti Theft Security System  - Auto Re-Arm Remote Auto Start ECU Transmitter High Power Speaker - PLMCWD75 HIGH POWERED SIREN: This Alarm System features a Compact High-Powered Piezo Siren & flashes light to attract attention & will force the thief to flee.With 8 Level Impact Sensor adjustable sensitivity AUTOMATIC RE-ARM: This has a Simple Touch Arm, Disarm, Bike locator & Anti-theft Button Controls for easy operation. If not touched or started in 30 sec upon disarming, It return to arming mode 2-WAY TRANSMITTER: The Wireless ECU Control Transmitter device with LCD Display is a two way transmitter that beeps and vibrates to alarm the holder of a possible hijacking. It also features a remote auto-start function for keyless driving ANTI HIJACK AND AUTO START FUNCTION: The anti-hijack Button Activates Engine Shut-Down for Safe and Reliable Engine Immobilization. Engine Will Not Start Once Alarms is Activated to lock and secure your motor bike WHAT'S IN THE BOX: The PLMCWD75 complete package includes Main Wiring Harness, (2) Water Resistant ECU Transmitters, Siren Speaker, and DC Power Ignition Module. Connect directly to motorcycles battery WORRY-FREE SHOPPING: With the Pyle PLMCWD75 we are confident of the quality of our product, therefore, we offer a 30 day money back guarantee no questions asked