BMW F Series 4 Button Keyless Smart Remote Car Key Fob 868Mhz & 434Mhz For CAS4 FEM BDC. BMW F Series Smart Remote Car Key Fob 868Mhz & 434Mhz For CAS4 FEM BDC. This high-quality BMW F Series 4 Button Keyless Smart Remote Car Key Fob operates at both 868Mhz and 434Mhz and is compatible with CAS4 FEM BDC systems.
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