Monoprice has the Monolith THX Ultra Certified Dolby Atmos Enabled Mini-Tower Speaker (Pair) for 255.49. Change quantity to 2 to reach $511 – $25 off with coupon code SAVE25 in cart = $486 with free shipping.

• Has two 6.5″ woofers, 2″ silk dome midrange driver, 1″ tweeter, dual binding posts and HDF speaker cabinet.