A+++ Tactrix Openport 20 ECU Chip Tuning Tool Full Chip Open Port ECU Flash OBD2 Connector For Mercedes/Benz Multi- Cars Store Comment&Buyer Tips: 1. Item CD will maybe easily broken in shipping way,so if CD can't readable,please DO CONTACT us to send you download link ,DO NOT DISPUTE and Negative Feedback for this . 2. If you have any problem,please feel free to contact us first,we will try best to solve for you. The functions of these two softwares are the same, but the versions are different. The main difference between the products is the quality. The golden A version is specially customized by us, and the quality is very good. Both Version are Full Chip Full Version with High Quality and Stable Function,buyer can choose the one you need . New Full Chip New Module Plan,fast high speed transfer and very stable function. No Need worry dead anymore after 1 or 2 times used. Problem Fixed. Important Notes: 1.Now there is a New version of 1444870_win software on the official website, Please DO NOT install this new software, it will cause the product to not light up and directly damage it ! 2.The latest version of the USB driver CAN NOT be used Please Only Use our CD's USB driver ! Otherwise the product will be damaged! 3. The product can only use the old version of CD software and the driver in the CD, and cannot use the new version of software and USB Driver ! 4. The product can be used with the XENTRY program(buyer need have THIS software yourself), but only use the USB driver in the CD! 5. If a new version of the software has been installed on the computer, you can only reinstall the WIN system, Deleting and uninstalling is invalid, and the computer system must be reinstalled And then reinstall the CD software to connect and operate with the product. 6. The product can only be used on a computer system that has not been connected to the Internet! If the computer has been connected to the network before, Then disconnect the network, this situationNow the computer is not available,You can only reinstall the computer systemdisconnect the network, and then use the product device again! If the customer's computer is connected to the Internet, it will cause problems with the product hardware. can not fix! Notice: 1.It can not update online.Please disconnect internet,Do not connect the Internet when you use it otherwise device will damaged. 2.Computer System Requirement: Windows XP/Win 7 32bits 3.Please close anti-virus programmer when run software. 4.According to buyer feedback, openport can support For Mercedes-benz, but we are not sure about the specific model and year. Please Note that we DO NOT provide XENTRY software! ! ! Description: The OpenPort 2.0 combined with our EcuFlash software, the OpenPort 2.0 is capable of reflashing a large number of newer Subaru and Mitsubishi vehicles and support for other cars is in progress. Openport 2.0 supports for Toyota For Jaguar For Land Rover in progress,the OEM software we have test works excellent . Festures: 1.Field upgradeable software 2.Standalone datalogs to microSD / microSDHC card without a laptop 3.Supports these major OBD protocols:CAN 2.0 (CAN/ISO15765) and K-line (ISO9141/ISO14230(KWP2000)/dual K line) Specifications: 1. 72Mhz 32-bit processor 2. USB 2.0 full speed device (USB-A/Mini cable included) 3. RGB status LEDs 4. Able to log from Innovate Motorsports 2.5mm stereo MTS data bus 5. J2534 PassThru support with Windows DLL 6. Able to apply GND or 5V-25V to OBD pins 1,3,9,11,12,13 or AUX 2.5mm stereo connector ForECU flash you can get info from this list: US Domestic Market Vehicles currently supported by EcuFlash Make Model