JBL Control 19CST 8" In-Ceiling Subwoofer with Transformer (Pair) | Sweetwater
JBL Control 19CST Passive Subwoofer - See Description | eBay
JBL Professional - JBL CONTROL 19CST 8" 200W In-Ceiling 70V/100V Installation Subwoofers, White (MUST BE PURCHASED IN PAIRS) @ PSS Audiovisual Equipment
JBL Professional Control 19CST 8" In-Ceiling Subwoofer, White, Pair