Replied by vivi on Feb 26, 2014
Thanks for visiting CarKeyDeals.com website.
this key is Suitable for 2003~ BMW 3 Series (E90), 5 Series (E90), X5 (E70), X6 (E71) CAS2/CAS3 Anti-theft system.
3 Frequency Available: 315MHz, 433MHz, 868MHz
Any problem, please feel free to contact us.
Best regards and have a nice day.