Home Dads and Grads Polk Audio LSiM 3-Piece Speaker Set w/ Yamaha AVENTAGE RX-A3070 9.2ch Dolby... Dads and Grads Polk Audio LSiM 3-Piece Speaker Set w/ Yamaha AVENTAGE RX-A3070 9.2ch Dolby Atmos Receiver $2299 By ARCOM - 23 May 2018 164 0 SHARE Facebook Twitter Go to the deal page: Polk Audio LSiM 3-Piece Speaker Set w/ Yamaha AVENTAGE RX-A3070 9.2ch Dolby Atmos Receiver $2299