Audi A4 S4 RS4 B7 2002-2008 Aftermarket Radio replacement Upgrade
- Availability: In Stock
- Model Number: AD-8543
Available Options
It's a piece of tech that connects your phone to your car's head unit so you can see a simplified version of your phone's screen on the infotainment display. You can watch the video below that explains carplay features
https://www.youtube.com/watch?v=Ek7iiqwiXuw
Note: Apple carplay is wireless as well as wired. Android Auto is also wireless as well as wired. We highly recommend adding this option.
DAB radio is not available in America. It’s only available in some of the E.U counties and Australa. Here is the list
https://www.worlddab.org/countries
It’s a recording camera that will record the road ahead. It records and saves videos on a MicroSD card. It records in a loop so the old one will be automatically deleted and the new one will be saved. The link to the product is here
https://www.sigmacarstereo.com/car-front-in-dash-camera-via-usb
OBD2 is a vehicle diagnostic tool that can be connected to the OBD port of the car under the steering wheel. It displays fault codes via an app on the head unit’s screen. The link to the product is here
https://www.sigmacarstereo.com/obd-ii-diagnosis-adapter
Can Bus decode box function:
Supporting multi-function entertainment steering wheel control
Decoding ACC output
Decoding reversing control output
Decoding illumination control output
Decoding brake detection output
Supporting original car audio information display (partly support)
Retaining factory rear view camera
Retaining factory amplifier
NOTE: The above features are not present in all cars. This canbus decoder is only compatible with our head units. Please don’t buy it if you want to use it with another unit. Please contact us if you have any question.
Introducing our latest aftermarket GPS navigation head unit, designed specifically to replace the factory radio system unit in the Audi A4/S4/RS4(B7) 2002-2008, designed specifically to replace the factory standard radio or RNS-E navigation system. With the same wiring harness and plug as the original radio, it's a simple plug-and-play installation.
Once installed, you'll have access to a smart entertainment system that includes a touchscreen display, navigation, FM/AM radio, USB port, SD card slot, Wi-Fi, AUX-IN, Bluetooth calling, Bluetooth music, DVD player, DAB+ (tuner optional), rear-view camera (camera optional), Apple CarPlay, Android Auto, TV (tuner optional), OBD (device optional), Google Play, and more. This product is compatible with the original BOSE sound system and steering wheel controls.
Upgrade your Audi A4/S4/RS4 (B7) entertainment system today with our Android OS Car DVD Player and enjoy seamless integration with your Audi's interior, providing endless entertainment options and convenient control.
Compatible Vehicles:
Audi A4 2002, 2003, 2004, 2005, 2006, 2007, 2008
Audi S4 2002, 2003, 2004, 2005, 2006, 2007, 2008
Audi RS4 2002, 2003, 2004, 2005, 2006, 2007, 2008
Please note that the above year range is provided for your reference only. Send a photo of your vehicle's dashboard (radio system) to info@sigmacarstereo.com to verify your vehicle's compatibility if you are unsure.
Compatible with Audi A4/S4/RS4 with Chorus ii+/Concert ii+/Symphony i/Symphony ii/Symphony ii+/BNS 5.0/RNS-D/RNS-E head unit.
NOT Compatible with Audi A4/S4/RS4 with Chorus i/Concert i/Chorus ii/Concert ii/Concert iii/Symphony iii/BNS 4.0/MMI/AMI.
If you have a BOSS sound system, please add the CANBUS decoder from the options.
Factory radio FYI

| CPU | 64-Bit 8-Core Cortex A55 1.6GHz |
| RAM | 4GB |
| Capacity | 64GB |
| Display | 7" 1024*600 Capacitive Touch Screen |
| Network | Wi-Fi/4G Lte |
| SD card | Two micro SD card slots |
| USB port | Two USB ports |
| Amplifier | Built-in 4*45W DSP sound amplifier |
| Audio Output | Front left, Front right, Rear left, Rear right, and Subwoofer(RCA port) |
| Audio/Video Input | Left/Right Audio and video input(RCA port) |
| Camera Input | One camera input(RCA port) |
| Microphone | External |
| GPS receiver | Built-in GPS module and external GPS antenna |

Navigation:
- Free maps preloaded and free updates
- Stunning 3D visualization
- Text-to-speech direction
- Support Google Maps, Waze, Sygic, etc
DVD:
- Support DVD/VCD/CD/MP3/MP4/WMA/
- CD-R/MPEG4/JPG format disc
Radio:
- Built-in AM/FM tuner(All regions)
- Support RDS function
- Support DAB+(tuner is optional)
- It does NOT support Sirius/XM radio
Apple CarPlay:
- Support Apple Carplay with iPhone
Android Auto:
- Support Android Auto with an Android phone
Bluetooth:
- Hands-free phone call
- Sync phone book from your mobile phone
- Bluetooth music stream A2DP
- Internal Microphone
- Compatible with iPhone & Android mobile phones
SD/USB:
- MicroSD card/USB music, video, photo, and ebook
- Charge phone via USB port
Backup Camera:
- Display reverse image automatically
- Once put in the reverse
- Sony CCD camera with night vision
Front In-Dash camera(Optional)
- Supports a front video recorder while driving
- Operate via touchscreen
- Plug & Play
SWC:
- Supports original steering wheel control
AUX:
- One-channel Audio Video A/V input for an external device
Google Play:
- Android Market provides unlimited apps for download,
- Such as Skype/MSN/YouTube/Twitter/Facebook
- Free download as much as you need
Network:
- Wi-Fi/4G LTE for SIM card
