Origin:Mainland China<br> Customization:No<br> R/C Function:With<br> Interchange Part Number:key remote for BENZ<br> Manufacturer Part Number:key remote for BENZ<br> Other Part Number:key remote for BENZ<br> Material Type:abs plastic<br> Country/Region of Car Manufacture:china<br> Frequency:433MHz/315MHz<br> Blade:YES<br> Chip:Yes(integrated)<br> Condition: New<br> Color: Black<br> Button:2/3/4 Buttons<br> Key Blank:<br> Yes<br> Frequency:315Mhz / 433MHZ<br> Electronics Board: Yes<br> Fitment:<br> For Mercedes For Benz<br> BGA(2011-2014)<br> W164.W166.W169.W172.W197.W201.W202.W203.W204.W207.W208.W209.W210.W211.W201.W215.W216.W218.W220.W221.W230.W246.463.639<br> And other model with the same specifications of key blank and battery holder listed as below section...<br> ImportantNote:<br> Please Check and make sure your remote is using the same transmitter and chip as Our items before buying.<br> (1). You need to program the key at local qualified automotive locksmith before using.<br> (2). The key has 2 kinds of frequency, 315/433MHz. Please select a correct one for your car.<br> (3). Propose you use MB IR code reader to read and write the key.<br> Note - please disregard the frequency marking on key shell. We'll set frequency according to your order.<br> How do I know my key's frequency?<br> usually you can find the frequency on battery holder or under battery cover.<br> Package Includes:<br> 1 X Remote Car Key<br>