[03/05/2018] Roku 4 影音串流機上盒，支援4K超高解析度訊號，Roku 4 | HD and 4K UHD Streaming Media Player with Enhanced Remote (Voice Search, Lost Remote Finder, and Headphone),Quad-Core Processor,Dual-Band Wi-Fi, Ethernet, and USB Port (Certified Refurbished)，重整機，目前特價$53.99 USD。Prime境內免運費。哪裡買: MallStop via amazon。