I posted this question on the A/V forum and haven't received a response. Maybe this forum is more appropriate.

I've been digging for information before doing a dash modification to accomodate a double-din radio. My biggest worry is what exactly is behind the switches below the factory radio. I'll be pulling the radio and bezel in my car this weekend. In the mean time I'm trying to learn as much as I can. I found this:

https://www.crossfireforum.org/galler...hp?photo=11720

Does anyone know what that silver box with the orange label in the center is?