Please check 9500 subwoofer evolution from pass 30years:
Assembling in Finland:
The other big piece of news is that we have begun doing Made in USA woofers final assembly by European distributor AI-Group in Finland at our licensed build house and repair facility. This means faster lead times for our European customers and the ability to truly offer our full line of custom colors, composites, suspensions, and coil options to Europe.
There is many different options how you want your woofer: