... special anti-hijacking, anti-robbery function, to ensure the personal safety of vehicle owners.5, keyless drive, remote start warm ... alarms.12, High strength thief heard this faint electronic alarm.13, Host computer and minimal power consumption, battery power ... 315.5MHz, 433.92MHzAlarm sound:125dB Packing:1.Motorcycle Security Alarm System2.User Guide - English 3.2Key chain remote controller1set/ ...