Home Back To School 2018 Polk LSiM Speaker Sale – Up to 66% off (703 Bookshelf Speakers... Back To School 2018 Polk LSiM Speaker Sale – Up to 66% off (703 Bookshelf Speakers $500, More) By ARCOM - 10 August 2018 166 0 SHARE Facebook Twitter Go to the deal page: Polk LSiM Speaker Sale – Up to 66% off (703 Bookshelf Speakers $500, More)