Important reminder:

In the cd panel, you must have the medai button in order to use vw passat 2006>, vw touareg 2002>, vw Touran 2002>, vw polo 2004>, vw jetta 2006>, 2008-2011 Skota, Suitable for RCD510, RCD310+,RCD300+, RNS510, RNS315, RNS310, NVF 230, NAF231. (Note:  Not fit RCD300 cd host)sperbar, 2007-2011 Skoda q
1.  The radio must have AUX function in order for the Bluetooth module to function properly, otherwise it cannot be used
2.  Please check the connector interface, If it is not suitable, please do not buy, thank you
Item Type:Car AUX Bluetooth Audio Receiver
Condition: 100% Brand New
Quantity:1 Piece
Bluetooth Version:5.0
Input:12VDC
Output: 5V/1000mA DC
Material:ABS+COPPER
Color:Black

Package:
1x Bluetooth Audio Receiver
Make sure your car radio has an AUX function
1.  Please check whether the central control panel contains the "MENU" or "SETUP" button.
If the "Setup" button is present, this item does not fit your car.
2.  If the "MENU" button is present and AUX is not activated yet, please activate it
Bluetooth AUX adapter cable compatible with the following model vehicle and year of manufacture
Interface: 12-pin

Reference Applicable Models:

For Volkswagen (do not fit Golf V and RCD200 ):
Premium 6/7, R100/110, RCD300/500, RCD-210/310/510, RNS-300/310/315/510,RNS MFD2 CD/ DVD
For Skoda auto radio :Beat, Cruise, Dance, Melody, Rhapsody, Stream, Swing*, Nexus
For Seat Radio  :  CD-1/2/3, PN-1/3, RNS-4, SE359/360
Bluetooth 5.0 system, and compatible with other versions of 2.0 3.0 4.0 5.0 Bluetooth system, support commonly used MP3 format audio, but also support WMA WAV FLAC, and other high-quality audio format decoding, non-ordinary Bluetooth functions, can support DSD large capacity transmission.

Assembly Instructions:
1.  Remove the car radio main unit.
2.  Plug the adapter into the AUX port on the back of the radio and connect the 2 power cables of the adapter, the red cable with 12V +, the black cable with 12V.  (Make sure the radio is in the CD mode when you connect the adapter, not in AUX mode, otherwise a loud power tone will sound).
3.  The light of the adapter will flash after the red cable and black cable are connected correctly.
4.  Switch the main unit to AUX "Media" mode.
5.  Turn on your mobile phone or MP3 Bluetooth to search and connect the adapter's Bluetooth.
6.  Then you can listen to music from your cell phone/pad/MP3.

Note:
Please activate the correct source (i.e. AUX / EXT / CD‑CH) on your headunit for this adapter