Part Numbers/FCC ID: KOBDT04A. Frequency: 315MHzPros of our keyless remote: With built in chip, sensitive response, 4 buttons car key: remote locking, unlocking, panic, trunk opening, etc. Fast response, wireless remote control. Please confirm the original key has the same button pattern and the vehicle is equipped with the push to start option.Package for car key fob:1 x Car Keyless Entry Remote (Battery included). Size: 9.2x4.2cm / 3.62"x1.65"(L*W). Please check OE number/FCC ID and product picture with original one before purchase.Notice Programming: This remote and door key must be programmed and cut by a qualified locksmith or dealership(consult some different locksmiths before programming to ensure it is successful).NOTE a working key fob was needed in order to add a new key. This remote must be programmed and cut by a qualified locksmith or dealershipCompatible: for Chrysler 300 2005-2007, for Chrysler Aspen 2005-2009, for Dodge Avenger 2008-2012, for Dodge Charger 2006 2007, for Dodge Magnum 2005 2006 2007, for Dodge Durango 2006-2009, for Jeep Grand Cherokee 2005-2007, for Jeep Commander 2006 2007