A new Roku streaming hub has passed through the US Federal Communications Commission for approval.Called the Roku 2700X, its model number is actually lower than the Roku 4200X (also known as Roku 3) that launched earlier this year. The lower model number correlates to lower specs because the Roku 2700X features a single-band, 2.4GHz 802.11n Wi-Fi, as reported by\u00a0Engadget.Simply put: this upcoming Roku set-top box isn't as brawny as the $99 (\u00a364) Roku 3. So it will presumably be an entry-level offering with a cheaper price tag. But that's pure speculation. The company's confidentiality request at the FCC is set to expire within a few months, so we can expect to hear more official information soon.Read:\u00a0Roku 3 announced with spec-bump and new UI, available for $99Roku manufactures digital media receivers - called hubs, sticks and set-top boxes - that enable consumers to watch internet-streamed video or audio services through televisions. The devices come with subscription-based services as well as access to other programmes that are free of charge.