cas4 system
315mhz 433mhz 868mhz
5WK49127 / 5WK49124 Smart Key Fob For BMW E60 E70 E90
315/434/315LP/868mhz
for BMW 3,5series,X1,X6,Z4
CAS3 System
7series 315mhz/434mhz/868mhz/315lp
CAS1 System
emergency key with remote shell For BMW