the seven point car alarm that KamikazeR33 is refering to is really a six point, i don't think he can count??? (it's cool i work with him), it's the Brant Nemesis model car alarm, it's worth $1098 installed or so i hope on Monday when it get's installed on my monster :-)
It features:
Remote codehopping operation + BRANTS famous PIN code entry system
Six (6) engine immobilisers
Dual siren system (one self powered siren outside – one inside)
Ultrasonic movement detectors + 2 stage impact shock sensors
Keyless entry
Electric window operation (option)
Remote panic
Passive immobilisation
Auto rearm in case of accidental switch off
False alarm lockout
Detects intrusion via doors, boot/hatch, bonnet, windows, sunroof + immobilises the engine in 6 places.
And much more…
then there's all the options u can put on if u got the $$$, pager system etc....
http://www.brant.com.au/html/nemesis.htm
hope this helps