Specification:

Product Name: Adapter Cable
Manufacturer Part Number: VAG-409.1-2X216P
USB Interface: 2.0
Diagnostic Interface: OBDII 16 Pin
Voltage: 12v
Operating System: Windows XP 32/64 bit, Windows 7 32/64 bit
Weight: 170g
The Adapter Cable have approved for CE Certification.

Features:

--- Compatible with most year 1990-2004 VW, Audi, SEAT and Skoda models, but DOES NOT work with any model requiring a direct CAN connection for diagnostics
--- Read/Clear DTC trouble codes, read Control Modules, Code Modules, Adaptions
----Dual K-line Support
----Uses a high quality and reliable FTDI FT232RL Chip

Functions Available for VCDS-Lite (unregistered free version):

Control Unit Info
Read Diagnostic Trouble Codes*
Clear Diagnostic Trouble Codes
Close Controller
Code Module
Measuring Blocks (read various Control Module data in real-time)
Data Logging*
Single Readings
Adaptations*
Logins
View Readiness
Dual K-line Support
Control Module Finder

*Limitations of Free Version:

--- VCDS-Lite will display all diagnostic trouble code numbers but may not provide information for all diagnostic trouble codes
--- Freeze frame is not available
--- Adaptations of the first 9 Adaptation Channels available
--- Adaptations Save Function and Help Charts are not available
--- Data logging of groups 001-025 only

Fitments (For the reference):

Compatible with most year 1990-2004 VW, Audi, SEAT and Skoda models, but DOES NOT work with any model requiring a direct CAN connection for diagnostics.
(Important: If you have a 2003+ newer model, check to see if your car has a CAN connection.)

Some of the compatible vehicles include:

Volkswagen:
1993-1999 Golf/GTI/Jetta (A3)
1999.5-2005 Golf/GTI/Jetta (A4)
1998-2010 Beetle (A4) (Note: CAN is required for generic OBDII diagnostics)
1995-2003 Cabrio (A3)
1995-1997 Passat (B4)
1998-2005 Passat (B5/B5.5)
Touareg (7LA older pre-facelift model only)
Phaeton (3D2/3D8 older pre-facelift model only)
1996-2004 Transporter / Eurovan / Winnebago Rialta
1990-1992 Corrado G60 (A2)
1992-1995 Corrado SLC (A2)

Audi:

2000-2006 TT Coupe/Roadster (A4)
1996-2001.5 A4 and 2000-2002 S4/RS4 (B5)
2002-2005 A4 , 2004 S4 , 2004-2005 A4/S4 Cabriolet (B6)
1992-1997 100 / A6 and 1992-1995 S4 / S6 (C4)
1998-2004 A6 / S6 / RS6 (C5)
1990-1994 200/V8 (D1)
1997-2003 A8 and 2001-2003 S8 (D2)

Compatible Software:
VCDS-Lite for Volkswagen, Audi, SEAT, Skoda

Note:

1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need.
2.Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)
3.There are no instructions included in this kit.Professional Installation Is Highly Recommended
4.Please Compare The Adapter Cable With Your Original One Before Purchasing

Package Include:
1 Set Adapter Cable (As the picture show)