Selling 1 pair of Definitive Technology PowerMonitor 500s. These speakers are in mint condition and only 1 month old. They would be carefully shipped in their original boxes with both the owner's manual and original receipt. For warranty concerns, these were purchased from an authorized Definitive Dealer. These speakers feature one 8" long-throw sub w/ 150-watt built-in amp, one 4 1/2" cast-basket upper bass/midrange driver, one 1" pure aluminum dome tweeter. Connections: gold-plated 5-way binding posts and optional LFE input. Auto on/off. Finish: piano gloss black. Weight: 28 lbs. Magnetically shielded. For more info you can look them up on the Definitive Technology website. Looking for $525 plus shipping. I am located in the Philadelphia, PA area.