JBL 4719A SERIES II-2x18" SUBWOOFERS & CART-DURATEX COATED LIKE 4719X-25Hz+ PR#2 | eBay
JBL SR4719A PAIR of DUAL 18" subwoofers | Reverb
JBL SR4719A -DUAL 18" Sub Woofer | Reverb
JBL SR4719A 46cm Wウーハーシステム
2) JBL, Professional Series, SR4719A, Dual 18" Subs / Sub Woofers in Speaker Cabinets | #272 SMARTBoard Electronic Whiteboards, Projectors, Screens, Home Theater Audio/Video and Night Club Item Liquidation | K-BID