Check the listing for details. Pioneer AVH-W4500NEX SD Card for software error, boot loop fix Original FIRMWARE. Condition: New. Listed at 35.00 USD. This eBay listing is for an SD Card only. If your pioneer avh-w4500nex radio is stuck in a boot loop (see pictures) or shows a software error screen, you can replace the internal SD card with the one from this listing to fix it.This is the REAL AVH-W4500NEX firmware (not hacked or modified version if there 4400) Comes on a Refurbished Brand Name (I.e. Sandisk, Lexar, PNY, Transcend, or similar) SD Card, Class 10 which will be higher quality and less likely to fail compared with generic brand OEM SD card. The refurbished cards have been verified to be error free and functioning optimally. Please reach out if you are interested in purchasing in bulk and we can negotiate a deal. Please reach out with any questions. I'm happy to help guide you through the process of getting access to and replacing the internal SD Card. I have made a little album to help guide through the process of replacing the sd card:https://imgur.com/a/gdelz3MYou should have enough room to be able to access and replace the internal sd card after you pull the black frame out as described in the image. A youtube user "Van with Tim" has also made a video that guides you through this process. His video does a few more steps than mine.https://www.youtube.com/watch?v=2cHp6jxD5R8 Please note this listing for for radio model avh-w4500nex only. It will only fix boot loops and the "software error" issue. If you have a different radio model number or different issues, please contact me before purchasing. Returns for wrong model numbers or different radios will incur a restocking fee / partial return