JBL Studio 590 Floorstanding Loudspeaker $474.99, JBL Studio 580 Floorstanding Speaker $399.99, JBL Sub 550P for $284.99 + Free 2-Day Shipping! By admin | June 5, 2017 2:38 pm EST 0 Comment JBL Studio 590 Floorstanding Loudspeaker $474.99 JBL Studio 580 Floorstanding Speaker $394.99 JBL Sub 550P 10" Subwoofer with Built-in 300-Watt RMS Amplifier $284.99 JBL SUB 560P 400W Powerful Subwoofer $349.99