Unexpected LCD shortage

Currently we covered about 80% of the first batch, but from the last week of July, LCD panel supplies decreased without any prior notice from the wholesaler. Thus, those orders expected to be shipped the last week of July and early weeks of August had been affected by this. Currently 2 more additional weeks of delay is forecasted.

We are tremedously regret that we are making you wait, but we hope you understand this delay.

For any S4 shipping inquiry, please write to rsnav01@163.com with your order number. If you didn not receive any comment on your order within 3 business days, make sure to check your spam folder and make sure rsnav01@163.com isn't filtered through your spam filters. It is also good idea to send us a e-mail from different e-mail account other than yahoo.com or gmail as there are higher chance of e-mail blocking compared to hotmail.

Once again, we are very sorry that we can't handle your order as fast as you and we want. Nevertheless, we hope your generous understanding of global crisis in supply chains of automotive industry.

S4 Android system are still back ordered and we have about 150 orders in our current production queue.

WE DO NOT HAVE IMMEDIATE STOCK AT ALL FOR S4 SYSTEMS AND ALL S4 ORDERS ARE NOW 'BUILD TO ORDER' MEANING THAT WE WILL START TO PRODUCE YOUR PURCHASE ONCE WE RECEIVE YOUR ORDER AND PRODUCTION LEAD TIME IS MINIMUM 4 ~6 WEEKS NOW.

NORMAL STOCKING IS EXPECTED AT THE END OF EARLY SEPTEMBER, 2022 IF AND ONLY IF THE PART SUPPLYCHAIN DOES NOT DEGRADE.

8.8 inch B8.5 A4, S4, Avant fascia change notice

Expert response delay notice

Currently, Daniel KIM(info@rsnav.com) who is in charge of handling escalated technical question, invoicing and busuiness decision is pre-occupied with S4 production quality controls and advanced research projects. We are sorry for late response to your question and request.

Please allow extra time for him to respond. All your query will be reviewed by him and responded as soon as possible.

General technical questions and preorder, order, shipping inquirys are being handles by customer service team(rsnav01@163.com) every day normally.

For S4 reservation shipping estimation, please contact rsnav01@163.com

*rsnav01@163.com is a RSNAV.com staff e-mail account and make sure this e-mail is not blocked or filtered in the spam. We are having issue with e-mail forwarding service on RSNAV.com domain, thus using external e-mail service. We are sorry for the confusion and inconvenience

Updated instructions for RSNAV S4 Android headunits

For wiring diagrams and extra information for other car models, please visit RSNAVWiki.com

RSNAV S3, S4 Installation Walk-through Guides (Special thanks to our enthusiast Daniel Polniak.)

S4 Video Show cases and S3 legacy instructions

Some of following videos are time indexed so you can skip to the parts that you are interested in if you watch in YouTube site.

For Standalone Interface technical support

Please e-mail us both summer@carlinkit.com and info@rsnav.com

Public Advice on RSNAV.com visitors.

First of all, we, RSNAV team, thank you for your interest and business with us. The numbers of inquiries and expressed trusts on our products are somewhat overwhelming but we are not handling it in a reasonable time frame(48 hours). Currently, our e-mail response time is prolonged and average waiting time for an answer is 3~5 business days.

If your answers are not answered in 3~5 business days, don't hesitate to call us within the consultation hours prescribed in the contact us page. Oddly, a good number of e-mails are simply ends up in spams or just vaporizing. Especially when the inquiry contains some transaction relate words. Our primary e-mail service is Gmail and all the e-mails are then carbon copied to our teammates to their e-mail addresses but it seems multiple spam filters and blockers are redundantly working and causing some e-mails to be marooned.

We eager to restructure our client service group and reorganize our e-mail system within next 6 months.

Looking for fast help from other RSNAV users, want to help others? Please join our user community! The link to the dedicated Facebook group is in the left menu.

RSNAV.com is operated by a very small team of dedicated staff. Despite our small team, we are in the process of growing our team to be able to help you quicker and more efficiently. Due to the popularity of our products we are experiencing a growth that is proving challenging to keep up with. Please be patient as we grow to better server you in the future.

We highly recommend joining the RSNAV group in Facebook, where Daniel monitors posts and questions on a frequent basis, even when outside of his office. Being a user community, there are also a growing number of RSNAV users that are very eager to help others.

Do not message Daniel or the RSNAV page using Facebook Messenger. It is NOT monitored and questions posted through messenger will not be read or answered. Please refer to the Contact Us page for the most appropriate email address to send your questions to.

Thank you, the RSNAV team.

Frequently Asked Questions

How fast are products shipped? Why isn't my tracking number working yet?

Except the standalone interface line product, from the date you place an order to the delivery to your doorstep would take up to A MONTH for All Android system products. This is due to forementioned LCD and IC shortages at the industry. This situation is likely continue until late 2022.  

At this time, the average waiting period with DHL is between 7 to 14 days. This means that for at least 7 business days your tracking number will be shown as 'Not yet picked up'. This is beyond our control, until such time as the worldwide shipping companies are able to increase their capacity.




Rsnav.com reserves the right to cancel a device registration if payment is cancelled or declined after shipping its products to a customer.

For example, if you file a chargeback, RSNAV.com will cancel your device registration. This will result in the device functionality being suspended. Once the device has been suspended, Every 5 minutes, an 'inactivation warning' will appear on the screen on the affected RSNAV Android device. For Standalone devices, there will be a limited functionality until the required payment information has been provided to RSNAV.com. Rsnav.com will not reinstate any device that has not been properly and fully paid for.

There is no way to retain a fully working RSNAV device without paying for it properly and in full. Any attempt to short pay, or steal the product from RSNAV.com will be met with a quick response. We will pursue all attempts to defraud RSNAV.

DO NOT PURCHASE FROM RSNAV.COM IF YOU DO NOT AGREE OR DO NOT UNDERSTAND THE TERMS AND CONDITIONS AS DESCRIBED ON THE RSNAV.COM WEBSITE.

last revised July, 14th, 2020