Get this Polk Audio Surround Speaker Set with a Yamaha RX-V685 A/V Receiver for $799.99 with free shipping at Adorama. This is $530 less than anywhere else, which is a great deal if you are looking to get into home theater. The bundle includes the surround sound speaker set, with two Polk S50 tower speakers that have built-in ported bass. The receiver features 4K passthrough over HDMI, support for Dolby Atmos and DTS:X, and built-in WiFi and Bluetooth for wirelessly streaming audio. There's no sales tax (except NJ and NY).