ReplacementFor FCC ID:IYZ3312, IYZDC; P/N:IYZ3312, IYZDC; Frequency:315 MHz; Please Make Sure That Your Original Remote Has the Same Buttons on itCompatibilityCompatible with 1997-2014 Mercedes 300 SL Series/ 97-14 C E S G M R Class/ 97-14 Sprinter. Please Check Our Product Description and Vehicle Fitment Tool for Full Compatible Vehicles ListProgramming MethordSelf-Programming is Not Available, it's necessary to be cut and programmed by a qualified dealer or locksmith.Compatible for Mercedes-Benz 705 Moto 1997-2000, for NEC 2001-2005, for NEC 2006-2010, for BGA 2011-2014OEM-QualityMade of Premium Plastic Materials, Shockproof, Every Single Keyless Entry Remote Start Control Car Key Fob is Fully Pre-tested by Professional Locksmith Tools before Shipping. 100% New Brand Remote Control Car Key Fob, The Function is the Same as the Factory Original Car Key Fob and includes Remote Control Features Lock, Unlock, Trunk release, Panic alarm.Package Include2x Keyless Entry Remote Start Control Key Fob with Electronics and Battery Pre-Installed.WARRANTYBuy with Confidence, 24-Months Warranty and Lifetime Support. If You Find They Don't Work or Any Problems, Just Feel Free to Contact us Anytime, We Will Arrange Free Refund or Return for You