Fry’s has an Email Exclusive: Yamaha 7.2-channel AVENTAGE Network AV Receiver (RX-A870BL) on sale for $598 when you apply your unique Sunday 6/3/18 Email Promo Code during checkout.
According to the ad, free WiFi speaker with purchase, as well.
Available in-store or with online shipping. Fry’s pays the sales tax.
https://www.frys.com/ads/page25#AdNavi
https://www.frys.com/product/9199528