Polk Audio Monitor30 Series II Two-Way Bookshelf Loudspeaker (Cherry/Pair) for $89.99.  Shipping is $2.99 for a total of $92.98 shipped.  Here is a screenshot for your reference.  It features a 5.25" bi-laminate composite dynamic balance driver, 55Hz to 25kHz frequency response range, 89dB sensitivity, and MDF enclosure.