CTAADBT004 Audi Bluetooth adapter for streaming and hands free calls 2006 onwards

Price:  £88.90
RRP:  £129.99
(Inc. 20% VAT)(£74.08 Exc. VAT)

Delivery:  Free UK delivery / Low cost worldwide shipping available



Brand:  Connects2
Vehicle Make:  Audi


CTAADBT004 Audi Bluetooth interface for handsfree calls and music streaming - Audi A2 A3 A4 and TT 2006 onwards

The Connects2 CTAADBT004 Bluetooth Handsfree adapter for Audi provides a handy dual solution for your vehicle. Statistics show that one in four car accidents are caused by mobile phone use while driving. Don't get caught out using your phone whilst driving. This Audi Bluetooth interface adapter provides you with a way to stream music from any smartphone, mobile device or tablet to your original factory fitted car radio, whilst simultaneously giving you a Bluetooth hands-free calls solution. In addition, the adapter's AVRCP technology works seamlessly with your vehicle and allows you to control your music via your car radio or steering wheel controls.

Choosing to invest in a Bluetooth adaptor for your Audi will ensure that you can take the call and talk in crystal clear quality without taking your eyes off the road. What's more is that you can stream audio from your phone as you drive. Whether you're a fan of Spotify, Apple Music or Audible you can stream music, podcasts and audiobooks during your journey.

CTAADBT004 Audi Bluetooth adapter interface Device Compatibility

This CTAADBT004 Audi in car Bluetooth calls and music streaming interface is compatible with all popular smartphones and mobile devices including Samsung, Android, Apple OS, Windows Mobile, Sony, HTC, Blackberry etc and (once installed) can be used immediately in your vehicle with no need to connect any cables unless charging is required. For compatible Audi car models please see below.

CTAADBT004 Audi In car bluetooth music streaming and hands free calls adapter

CTAADBT004 Audi Bluetooth adapter interface handsfree calls and music streaming features

  • The CTAADBT004 from Connects2 allows you to stream music wirelessly to your original Audi factory fitted car stereo or navigation system from any bluetooth enabled smarthphone or mobile device.
  • Compatible with later 2006 onwards Audi models that have a Quadlock connector at the rear. Please see compatibility information below.
  • Control your device through your car stereo or steering wheel controls (Adjust volume, change track, fast forward etc).
  • Connects directly to your vehicle's CD changer port for high quality sound without interference.
  • Easy to install with the interface discreetly hidden from view either behind the radio or in the glove-box.
  • Integrated Bluetooth hands-free solution; pauses music playback when calls are made/received, and resumes music when a call is ended.
  • Answer and reject calls through the FF (Fast Forward) button on your original car stereo or steering controls.
  • Music streaming via A2DP Bluetooth and control via AVRCP.
  • Auto-pause when changing source (CD/Tape/FM).
  • USB port to charge your device on the move (USB to micro-USB, USB to iPhone-iPad 30 pin, and 8 pin etc). This USB port is for charging ONLY, it is not possible to play music via USB.
  • 3.5mm Aux jack input for connecting non-Bluetooth devices.
  • Integration is possible with apps such as Spotify and Google Play.
  • Separate microphone for hands-free Bluetooth calls included.
  • Interface dimensions: 6.5cm x 6.2cm x 2.3cm
  • Mobile phone / device not included.
  • Part number - Connects2 - CTAADBT004
  • Full 2 year warranty.

CTAADBT004 Audi Bluetooth adapter interface handsfree calls and music streaming compatibility information

This Audi Bluetooth handsfree calls and music streaming adapter is compatible with the following Audi models - Please note that the most important requirement is the radio model:

  • Audi A2 2006 - 2011 with factory fitted Audi radio including Concert II and III, Chorus III, Symphony III and RNS-E Navigation Plus.
  • Audi A3 2006 - 2011 with factory fitted Audi radio including Concert II and III, Chorus III, Symphony III and RNS-E Navigation Plus.
  • Audi A4 2007 - 2008 with factory fitted Audi radio including Concert II and III, Chorus III, Symphony III and RNS-E Navigation Plus.
  • Audi TT 2007 - 2011 with factory fitted Audi radio including Concert II and III, Chorus III, Symphony III and RNS-E Navigation Plus.
  • Plus other models with compatible head-unit.
  • Not compatible with Audi MMI systems

There may be more than one Bluetooth adapter available for Audi vehicles, please view all of the available Audi Bluetooth adapters here.

IMPORTANT: This adapter requires an external CD changer input. Some newer models that have an internal CD changer so do not support the connection of an external CD changer. Please ensure that your radio is capable of running an external CD changer before ordering this adapter. Your radio handbook should have this information, or check the pin wiring diagram at the back of the radio. The following image shows the compatible/non compatible versions. The important bit to check is the pins in the top right of the plug, this is the CD changer input.

Audi Quadlock pin wiring diagram

Please note: The compatibility information provided for this Audi Bluetooth adapter interface is provided as a guide only. Please ensure that the make, model and year of your vehicle matches the above and that your car has the suitable connector to take the plug pictured above. There may be more than one Bluetooth adapter available for Audi vehicles, please view all of the available options.


The Connects2 in car Bluetooth Interface connects to the CD changer port located on the reverse of your car stereo, for high quality sound without interference. Please ensure your radio has the relevant CD changer input. Depending on your vehicle, the CD changer port will either be accessible from the passenger side or the radio will have to be removed.

Charging Options

  • USB to Micro USB charging - Charge smartphones that feature a standard Micro USB charging port such as Samsung Galaxy, HTC, Blackberry, etc.
  • iPod/iPhone 30 pin to USB cable - Charge any iPod, iPhone or iPad that features the 30 pin dock connection.
  • iPod/iPhone 8 pin (lighting) to USB cable Charge newer iPhone or iPads that feature the 8 pin (lightning) dock connection. i.e. iPhone 5/5S/5C, Touch 5G, iPad 4, iPad Air etc.

Bluetooth adapter package includes

  • Connects2 Audi Bluetooth Interface
  • Microphone
  • 3.5mm to 3.5mm jack lead
  • CD Changer Connection
  • User Guide

Why buy from In Car Connections?

At In Car Connections we strive to provide the best possible service to all of our customers. Here are just a few reason why you should feel confident in purchasing from us.

  • Safe and secure shopping - All transactions are 100% safe and secure (fully encrypted using Thawte's 256-bit encryption) with all credit and debit card payments processed securely via WorldPay. For added convenience we also accept payment via PayPal, the safer, easier way to pay online. A PayPal account is not required.
  • Helpful and friendly advice - We only sell products that we are passionate about, send us a message or call us for a chat if you require any assistance in choosing the correct products for your car or van.
  • Excellent pre and post sales support - Providing great service is very important to us, we'll help you find the best product for your requirements, and we'll help you out afterwards on the rare occasion that somethings goes wrong.
  • Great products at low prices - With our low overheads we aim to provide you with the most competitive prices possible.
  • Shop 24 hours a day - We never close! Feel free to shop at any time of day.
  • Genuine UK stock - We only stock genuine UK stock from authorised UK suppliers. We do not sell cheap imported or grey stock, nor do we drop-ship from the Far East.
  • Full warranty on all products - All of our items are supplied with full manufacturers warranties, these are generally 12 months but in some cases it's 24 months. Warranty information is provided on each product page.
  • FREE UK delivery - Small items (under 2kg) - All small items are delivered FREE of charge to ANY UK address. Larger items (2kg plus) - Larger items are sent via a courier and this is also FREE to UK mainland address. However Northern Ireland and some Highlands and Islands addresses may require additional payment due to the higher costs charged by our couriers to send parcels to such locations. Full details can be found on our Delivery and Returns page.
  • Delivery to home or work address - For your convenience we are able to deliver to either your home address, or an alternative address such as your work address. For security reasons we may contact you to verify this information.

Free Delivery

We offer FREE standard UK delivery (2 - 5 days) on most small items. Items are dispatched within 24 hours, often on the same day (Monday to Friday), just order before 4pm. We also offer enhanced postage options such as Royal Mail 1st Class and Royal Mail Special Delivery, you will find these options when at the checkout.

Our FREE standard UK delivery, plus enhanced options such as 1st Class and Special Delivery, applies to all of the UK and Northern Ireland.

International Delivery

We are pleased to be able to offer low cost worldwide delivery. Delivery costs are based on weight and will be displayed once you have added the item to your basket and selected your country.

Please note: Import VAT may be payable upon delivery.

International Delivery estimates:

  • Europe: 3 - 7 days
  • USA/Canada: 5 - 10 days
  • Rest of world: 7 - 18 days

Satisfaction Guaranteed

In the event that you are not satisfied with your purchased items you are welcome to return them to us for an exchange or refund. You must inform us within 7 days of receiving your items and then return them to us within 14 days from date of purchase. Please contact us before returning any item.


If for any reason you are not totally satisfied with your purchase, you can cancel your order within 14 days from the date of delivery for a full refund of the returned item(s). Please contact us for return instructions.

If you feel that the item you have purchased is not suitable for your vehicle please contact us and we'll be happy to help you to determine the correct item and arrange an exchange if necessary.

If you feel you have received a faulty item please contact us for assistance.

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