PUMPKIN CAR STEREO SUPPORT CENTER

I have the CN10-03303B-02A and the radio signal is not great. I'd also like to get the DAB antenna aand want to know which one I need.
Also is there any update I need to do on my head unit.
These are the unit details.
Processor type
UltraOcta-T8

Android version
7.1.2

MCU version
5.3,19-11-12-453101-171011

System version
V9.2.2_20171025.000458_KED3-5

DVD version
2.13.15-860mc 160106

Hi,
here is firmware for your unit .
https://mega.nz/#!EI1yRDCb!udBJbsgaVBZY ... 6oPDBelkaI
Here is an video for your reference .
https://www.youtube.com/watch?v=dXBZdVeXig4
2.about the dab ,you can consider searching "NA7001"in amazon.
3.about the radio signal,you can contact our pumpkin customer service to get the bootster Y0172.
Regards