Home Slickdeals Polk LSi M704 Center Channel Speaker (Midnight Mahogany) $230 + Free Shipping Slickdeals Polk LSi M704 Center Channel Speaker (Midnight Mahogany) $230 + Free Shipping By ARCOM - 4 April 2019 146 0 SHARE Facebook Twitter Go to the deal page: Polk LSi M704 Center Channel Speaker (Midnight Mahogany) $230 + Free Shipping