Features:

1. Plug&play, CDC alternative
2. Connected with wire harness, not FM signal controlled ,Hi-Fi guaranteed
3. Controlled by vehicle Head Unit, support Steering wheel operation
4. With imported Hi-Fi Decoding Chip, perfectly support MP3 and WMA tracks
5. Supports SD/SDHC/MMC card/U Disk/Card Reader/Hard Disk
6. Supports external audio source(MP3 MP4 PSP Mobile Phone) via AUX in port
7. Playlist function same as multi CDs
8. Supports Last Position Memory (LPM)
9. Vibration and interference proof
10. Easy to install, no damage to original car decorations for different car models or car radios

Product display:

Cable to connect cd changer port:

Specification:

Compatible vehicle:

2009-2010 Beetle
2007-2010 EOS
2004-2010 Fox
2004-2010 Golf/GTI/R32 
2004-2010 Jetta
2004-2010 Passat
2005-2010 Polo
2007-2010 Rabbit
2003-2010 T5
2007-2010 Tiguan
2002-2010 Touareg
2003-2010 Touran
Skoda:
2008-2010 Spuerb, 2007-2010 Octavia
Audi:
2008-2010 A3,2007-2010 A4/S4, 2007-2010 TT

Note:

1. Generally fit for new 2-DIN head unit;
2. Compatible with the following car radios:
VW: Delta 6, Delta 7, Premium 6, Premium 7, R100,RCD100,RCD200,RCD210, RCD300, RCD 300 Touran, RCD300 MP3*,RCD310,RCD500,RCD510, Navigation 7L6,Z6Z7, RNS2-MFD2,RNS300/310/510;
SKODA: Rhapsody, Beat, Cruise, Dance, Navi Nexus DVD, Stream, RCD-300,; SEAT: Audiosystem CD1/CD2/CD3, RNS2-MFD2, PN1(Monochrome), PN3(Multicolor);
Audi: Chorus 3, Concert 3, Symphony 3, 16:9 Navi Plus 3 (RNS-E),Navi RNS E*,Navi BNS 5.0*(without MMI);
3. Optional WT-MPC to hook up with existing CD Changer or XM

Site: