100% brand new and high quality Features: (1). Here listed is a new smart key 433Mhz for Benz Cars. (2). The product can support original NEC and BGA styles of key. (3). This key has 433Mhz of frequency. Please select a correct one for your car. (4). You will need to program the key at local qualified dealer/locksmith before using. Specification: Button : 3buttons Material : ABS and Metal Color: Black How do I know this key is suitable for my car? (1). your car is made after year 2000. (2). your original key is smart key. (3). your original key has the same buttons. (4). your original key has the same frequency. (433Mhz) Suitable for the following vehicles: 705 Moto (1997-2000) NEC (2001-2005) NEC (2006-2010) BGA (2011 onwards) If above items match, it's ok to buy this product. Package includes(without retail package): 1 Car Remote Key