[08/05/2015] Denon AVR-X3100W 7.2聲道視聽擴大機 ，AVR-X3100W IN-Command 7.2 Channel Full 4K Ultra HD A/V Receiver with Bluetooth and WiFi USD $50 promotional gift card w/ purchase, limited offer By WORLD WIDE STEREO，支援4K超高解析度，支援藍芽與無線上網，目前特價$499.99，而且免費加送價值$50 USD的 Newegg 禮券。境內運費$2。哪裡買:WORLD WIDE STEREO via Newegg。

amazon評價很好。