Home Slickdeals Polk Audio LSiM707 Floor Standing Speaker (Mt. Vernon Cherry or Midnight Mahogany)... Slickdeals Polk Audio LSiM707 Floor Standing Speaker (Mt. Vernon Cherry or Midnight Mahogany) $649 each + Free Shipping By ARCOM - 30 July 2019 144 0 SHARE Facebook Twitter Go to the deal page: Polk Audio LSiM707 Floor Standing Speaker (Mt. Vernon Cherry or Midnight Mahogany) $649 each + Free Shipping