https://www.bestbuy.com/site/jbl-gx-...?skuId=6283643

same sub as JBL CX1200 only different dust cap and a lot less money.

https://www.jbl.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwbbe207d4/pdfs/JBL_CX1200_Spec_sheet_English.pdf