PCB board chip: Chip Stable Function Require Window System: XP/WIN 7 32Bits Only(close program) Language:English Switch Function: With the switch on the device,you can use it do more cars .Since some cars need disconnect,then can use k+dcan,also somes need connect that two pin then can do,but with our switch,you can use derectly easier,so we say it can support more cars easier. With Chip with Switch, works For with 8 pin and with K-LINE protocol. Description: Interface USB OBD2 for - Ediabas - K+DCAN allows full diagnostic for from 1998 to 2008 (all functions as in OMNITEC interface). Build in 2 lines K and D-Can magisterial Features: 1. Read and delete errors 2. Adaptations 3. Driver programming 4. Applu coding And others... Supports Protocols: Fast magisterial D-CAN and PT-CAN (500 kbit/s) Slow magisterial K-CAN (100 kbit/s) Standard For protocol (For OBD interface) D-CAN for - E60, E61 old 03/2007 - E83 old 09/2006 - E81, E87 old 03/2007 - E90, E91, E92, E93 old 03/2007 - E70 ( X5) - R56 ( MINI) PT-CAN, K-CAN - fully switchable speed of magisterial CAN - you can diagnose driver without any car Protocol "For OBD interface" for Older Cars - From 1995 to 1998 (don' need K-line) - From 1998 to 03/2008 (all models) Note:Installation guide not included, Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color:As Shown Material:plastic Package Contents: 1 * For K+CAN Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.